Flat meaning

flăt
Of or relating to a horizontal line that displays no ups or downs and signifies the absence of physiological activity.

A flat electroencephalogram indicates a loss of brain function.

adjective
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Lacking variety in tint or shading; uniform.
adjective
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A movable section of stage scenery, usually consisting of a wooden frame and a decorated panel of wood or cloth.
noun
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Lacking interest or excitement; dull.

A flat scenario.

adjective
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2
(dated) To make flat; to flatten; to level.
verb
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(dated) To render dull, insipid, or spiritless; to depress.
verb
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(chiefly UK) An apartment.
noun
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The definition of flat is something with a smooth level surface, something touching with as many points as possible, something that doesn't vary, or something that is dull in taste or appearance.

An example of flat is the surface of a table.

An example of flat is someone laying down with their head, back, legs and heals touching the ground.

An example of flat is a flat rate for the pricing of any service performed.

An example of flat is carbonated soda that has lost its fizz.

adjective
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Free of qualification; absolute.

A flat refusal.

adjective
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A shallow frame or box for seeds or seedlings.
noun
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Having a smooth, level surface; having little or no depression or elevation.
adjective
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Touching at as many points as possible.

With his back flat against the wall.

adjective
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(football) The area flanking either end of the offensive line.
noun
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The trading position of a trader who has sold all of his or her holdings and is neither long or short.
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Of a carbonated drink, with all or most of its carbon dioxide having come out of solution so that the drink no longer fizzes or contains any bubbles.
adjective
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(with units of time, distance, etc) Not exceeding.

He can run a mile in four minutes flat.

adverb
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A platform on a wheel, upon which emblematic designs etc. are carried in processions.
noun
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(intransitive, music, colloquial) To fall from the pitch.
verb
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(music) To depress in tone, as a musical note; especially, to lower in pitch by half a tone.
verb
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Fixed; unvarying.

A flat rate.

adjective
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Commercially inactive; sluggish.

Flat sales for the month.

adjective
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Unmodulated; monotonous.

A flat voice.

adjective
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Not glossy; matte.

Flat paint.

adjective
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Designating the vowel a as pronounced in bad or cat.
adjective
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(nautical) Taut. Used of a sail.
adjective
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So as to be flat.
adverb
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(music) Below the intended pitch.
adverb
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(business) Without interest charge.
adverb
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A flat surface or part.
noun
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A stretch of level ground.

Salt flats.

noun
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A flatcar.
noun
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A deflated tire.
noun
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A shoe with a flat heel.
noun
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A large flat piece of mail.
noun
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A horse that competes in a flat race.
noun
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(football) The area of the field to either side of an offensive formation.
noun
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To make flat; flatten.
verb
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(music) To lower (a note) a semitone.
verb
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To sing or play below the proper pitch.
verb
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An apartment on one floor of a building.
noun
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(archaic) A story in a house.
noun
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Designating or having an almost straight or level trajectory or flight.
adjective
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Absolute; positive.

A flat denial.

adjective
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Not variable; fixed.

A flat rate, a flat fee.

adjective
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Having little or no interest; monotonous; dull.
adjective
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Not clear or full; blurred.

A flat sound.

adjective
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Emptied of air.

A flat tire.

adjective
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Without gloss.

Flat paint.

adjective
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(slang) Completely without money; penniless.
adjective
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(phonet.) Designating the vowel a when it represents the sound (a) as in had or hat, articulated with the tongue in a relatively level position.
adjective
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(photog.) Lacking in contrast.
adjective
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In a flat manner; flatly (in various senses)
adverb
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In or to a flat condition.
adverb
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In a prone or supine position.
adverb
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(informal) Absolutely; completely.

A business that is flat broke.

adverb
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(finance) With no interest.
adverb
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(music) Below the true or proper pitch.
adverb
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A flat surface or part.

The flat of the hand, of a sword, etc.

noun
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An expanse of level land.
noun
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A low-lying marsh.
noun
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A shallow; shoal.
noun
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Any of various flat things.
  • A shallow box or container, as for growing seedlings.
  • A piece of theatrical scenery on a flat frame.
  • A deflated tire.
  • Women's flat-heeled shoes or slippers.
noun
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(music) To make flat; lower a half step.
verb
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To sing or play below the true or proper pitch.
verb
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(chiefly brit.) An apartment or suite of rooms on one floor of a building.
noun
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(1) An appearance that is not sculpted or shaded. See flat UI.
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In trading, a term used to indicate a market or a price that is neither rising or falling. Low trading volumes often produce flat trading conditions.
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Having no variations in height.

The land around here is flat.

adjective
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(of a tire or other inflated object) Deflated, especially because of a puncture.
adjective
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(music, note) Lowered by one semitone.
adjective
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(music) Of a note or voice, lower in pitch than it should be.
adjective
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(music, voice) Without variations in pitch.
adjective
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The party was a bit flat.

adjective
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(wine) Lacking acidity without being sweet.
adjective
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His claim was in flat contradiction to experimental results.

I'm not going to the party and that's flat.

adjective
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(slang) Describing certain features, usually the breasts or buttocks, that are extremely small or not visible at all.

That girl is completely flat on both sides.

adjective
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(of a battery) Unable to emit power; dead.
adjective
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(juggling, of a throw) Without spin; spinless.
adjective
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Lacking liveliness of commercial exchange and dealings; depressed; dull.

The market is flat.

adjective
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(phonetics, dated, of a consonant) Sonant; vocal, as distinguished from a sharp (non-sonant) consonant.
adjective
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Marston.

A great tobacco taker too, — that's flat.

adjective
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So as to be flat.

Spread the tablecloth flat over the table.

adverb
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Bluntly.

I asked him if he wanted to marry me and he turned me down flat.

adverb
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Completely.

I am flat broke this month.

adverb
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Directly; flatly.
adverb
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(finance, slang) Without allowance for accrued interest.
adverb
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An area of level ground.
noun
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(music) A note played a semitone lower than a natural, denoted by the symbol ♭ sign placed after the letter representing the note (e.g., B♭) or in front of the note symbol (e.g. ♭♪).
noun
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(informal, automotive) A flat tyre/tire.
noun
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(in the plural) A type of ladies' shoes with very low heels.

She liked to walk in her flats more than in her high heels.

noun
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(painting) A thin, broad brush used in oil and watercolor/watercolour painting.
noun
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The flat part of something:
  • (swordfighting) The flat side of a blade, as opposed to the sharp edge.
  • The palm of the hand, with the adjacent part of the fingers.
noun
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A flat of strawberries.

noun
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(geometry) A subset of n-dimensional space that is congruent to a Euclidean space of lower dimension.
noun
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A flat-bottomed boat, without keel, and of small draught.
noun
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A straw hat, broad-brimmed and low-crowned.
noun
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A railroad car without a roof, and whose body is a platform without sides; a platform car.
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(technical theatre) A rectangular wooden structure covered with masonite, lauan or muslin that can be raised as a platform.
noun
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(poker slang) To make a flat call; to call without raising.
verb
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(intransitive) To become flat or flattened; to sink or fall to an even surface.

verb
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Of or relating to a hierarchy with relatively few tiers or levels.

A flat organization chart.

adjective
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(mining) A horizontal vein or ore deposit auxiliary to a main vein; also, any horizontal portion of a vein not elsewhere horizontal.

noun
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fall flat
  • to fail in the desired effect; be completely unsuccessful
idiom
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(informal) flat out
  • at full speed, with maximum effort, etc.
  • clear(ly); definite(ly)
idiom
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Idioms and Phrasal Verbs

Origin of flat

  • Alteration of Scots flet inner part of a house from Middle English from Old English floor, dwelling plat- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • Middle English from Old Norse flatr plat- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • From 1795, alteration of Scots flet (“inner part of a house”), from Middle English flet (“dwelling”), from Old English flet, flett (“ground floor, dwelling”), from Proto-Germanic *flatją (“floor”), from Proto-Germanic *flataz (“flat”), from Proto-Indo-European *plat- (“flat”). Akin to Old Frisian flet, flette (“dwelling, house”). More at flet, flat1.

    From Wiktionary

  • From Middle English flat, from Old Norse flatr (Norwegian and Swedish flat, Danish flad), from Proto-Germanic *flataz, from Proto-Indo-European *plat- (“flat”); akin to German Flöz (“a geological layer”), Ancient Greek πλατύς (platus), Latvian plats, Sanskrit प्रत्हस् (prathas, “extension”).

    From Wiktionary