On meaning

ŏn, ôn
On is defined as to show position.

An example of on is a book resting on top of a table.

preposition
9
1
The definition of on is in action or performing a function.

An example of on is a lamp giving off light.

adjective
7
4
At the expense of; compliments of.

Drinks on the house.

preposition
3
2
In or into a position of being attached to or covering something.

Put your clothes on.

adverb
1
0
In the direction or vicinity of.

Light shone on us.

preposition
1
0
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Used to indicate the agent or agency of a specified action.

Cut his foot on the broken glass; talked on the telephone.

preposition
0
0
Used to indicate belonging to.

A nurse on the hospital staff.

preposition
0
0
Used to indicate addition or repetition.

Heaped error on error.

preposition
0
0
In one's possession; with.

I haven't a cent on me.

preposition
0
0
In or into a position or condition of being supported by or in contact with something.

Put the coffee on.

adverb
0
0
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In the direction of something.

He looked on while the ship docked.

adverb
0
0
In a continuous course.

He worked on quietly.

adverb
0
0
In or at the present position or condition.

Stay on; hang on.

adverb
0
0
In a condition of being scheduled for or decided upon.

There is a party on tonight.

adverb
0
0
Being in operation.

The television is on.

adjective
0
0
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Functioning or performing at a high degree of competence or energy.

The goalie is really on.

adjective
0
0
Having reached base safely; on base.

Two runners are on.

adjective
0
0
Old Norse.
abbreviation
0
0
Ontario.
abbreviation
0
0
A sequence of nucleotides or region of DNA.

Codon.

suffix
0
0
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Inert gas.

Radon.

suffix
0
0
A chemical compound that is not a ketone or a compound that contains oxygen in a carbonyl group.

Parathion.

suffix
0
0
In a position above, but in contact with and supported by; upon.
preposition
0
0
In contact with (any surface); covering or attached to.
preposition
0
0
So as to be supported by.

Leaning on his elbow.

preposition
0
0
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In the surface of.

A scar on the body.

preposition
0
0
At or during the time of.

On entering, on the first day.

preposition
0
0
Having a basis of or having its ground in (something specified)

Based on her diary, on purpose.

preposition
0
0
Connected with as a part or member.

On the faculty.

preposition
0
0
Engaged in.

On a trip.

preposition
0
0
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In the state or condition of.

On parole, on fire.

preposition
0
0
In a (specified) manner.

On the sly.

preposition
0
0
As a result of.

A profit on the sale.

preposition
0
0
So as to affect.

To put a curse on someone.

preposition
0
0
Regularly following (a regimen), ingesting (medicine), etc., as to promote good health.

On a diet, on penicillin.

preposition
0
0
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With regard to; concerning.

An essay on war.

preposition
0
0
Coming after.

We suffered insult on insult.

preposition
0
0
Placing obligation or responsibility with.

Rely on me; the onus is on him.

preposition
0
0
Onto.

Just throw it on the porch.

preposition
0
0
Chargeable to; at the expense of.

Have a drink on the house; lunch is on me.

preposition
0
0
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In jazz, popular music, etc.,
  • Playing.
    Jim is on guitar.
preposition
0
0
Habitually using; addicted to.

To be on drugs.

preposition
0
0
Carried by.

I have no money on me.

preposition
0
0
Constantly nagging at, finding fault with, etc.

The boss has been on him all day.

preposition
0
0
In or into a situation or position of contacting, being supported by, or covering.

Put your shoes on.

adverb
0
0
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In a direction to or toward.

He looked on.

adverb
0
0
Lastingly; continuously.

She sang on.

adverb
0
0
Into operation, performance, or action.

Switch on the light.

adverb
0
0
On base.
adverb
0
0
On stage.
adverb
0
0
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In action or operation.

The TV is on.

adjective
0
0
Near or nearer.
adjective
0
0
Arranged or planned for.

Tomorrow's game is still on.

adjective
0
0
Performing or functioning at a high level of competence.

He was really on in last night's game.

adjective
0
0
Designating that side of the field, or of the wicket, where the batsman stands.
adjective
0
0
The fact or state of being on.
noun
0
0
The on side.
noun
0
0
proper name
0
0
Old Norse.
abbreviation
0
0
Ontario.
abbreviation
0
0
An inert gas.

Radon.

affix
0
0
A subatomic particle.

Neutron.

affix
0
0
A sequence of nucleotides or region of DNA.

Codon.

suffix
0
0
In the state of being active, functioning or operating.
adjective
0
0
Performing according to schedule.

Are we still on for tonight?

Is the show still on?

adjective
0
0
(UK, informal) Acceptable, appropriate.

Right on; bang on; not on.

adjective
0
0
(informal) Destined, normally in the context of a challenge being accepted; involved, doomed.

"Five bucks says the Cavs win tonight." "•"You're on!"

Mike just threw coffee onto Paul's lap. It's on now.

adjective
0
0
(baseball, informal) Having reached a base as a runner and being positioned there, awaiting further action from a subsequent batter.
adjective
0
0

Turn the television on.

adverb
0
0
Along, forwards (continuing an action).

Drive on, rock on.

adverb
0
0
In continuation, at length.

And so on.

He rambled on and on.

adverb
0
0
(cricket) In, or towards the half of the field on the same side as the batsman's legs; the left side for a right-handed batsman; leg.
adverb
0
0
(not US) Later.

Ten years on nothing had changed in the village.

adverb
0
0
Positioned at the upper surface of, touching from above.

On the table; on the couch.

preposition
0
0
At or near; adjacent to.

Soon we'll pass a statue on the left.

The fleet is on the American coast.

preposition
0
0

He wore old shoes on his feet.

preposition
0
0
At the date of.

Born on the 4th of July.

preposition
0
0
Some time during the day of.

I'll see you on Monday. The bus leaves on Friday. Can I see you on a different day? On Sunday I'm busy.

preposition
0
0
Dealing with the subject of, about, or concerning something.

A book on history. The World Summit on the Information Society.

preposition
0
0

The fruit ripened on the trees. The painting hangs on the wall.

preposition
0
0
(informal) In the possession of.

I haven't got any money on me.

preposition
0
0
Immediately after.

On Jack's entry, William got up to leave.

preposition
0
0
Paid for by.

The drinks are on me tonight, boys. The meal is on the house. I paid for the airfare and meals for my family, but the hotel room was on the company.

preposition
0
0
Used to indicate a means or medium.

I saw it on television. Can't you see I'm on the phone?

preposition
0
0
Indicating a means of subsistence.

They lived on ten dollars a week. The dog survived three weeks on rainwater.

preposition
0
0
Away or occupied with (e.g. a scheduled activity).

He's on his lunch break. on vacation; on holiday.

preposition
0
0
Denoting performance or action by contact with the surface, upper part, or outside of anything; hence, by means of; with.

To play on a violin or piano.

Her words made a lasting impression on my mind.

preposition
0
0
Regularly taking (a drug).

You've been on these antidepressants far too long. He's acting so strangely, I think he must be on something.

preposition
0
0
(mathematics) Having identical domain and codomain.

A function on V.

preposition
0
0
(mathematics) Having as domain and V as codomain, for some set V and integer n.

An operator on V.

preposition
0
0
(mathematics) Generated by.

The free group on four letters.

preposition
0
0
Supported by (the specified part of itself).

A table can't stand on two legs. After resting on his elbows, he stood on his toes, then walked on his heels.

preposition
0
0
At a given time after the start of something; at.
preposition
0
0
In addition to; besides; indicating multiplication or succession in a series.

Heaps on heaps of food.

Mischief on mischief; loss on loss.

preposition
0
0
Shakespeare.

Or have we eaten on the insane root / That takes the reason prisoner?

preposition
0
0
Indicating dependence or reliance; with confidence in.

I depended on them for assistance.

He will promise on certain conditions.

Do you ever bet on horses?

preposition
0
0
Toward; for; indicating the object of an emotion.

Have pity or compassion on him.

preposition
0
0
In the service of; connected with; of the number of.

He is on a newspaper; I am on the committee.

preposition
0
0
By virtue of; with the pledge of.

He affirmed or promised on his word, or on his honour.

preposition
0
0
To the account of; denoting imprecation or invocation, or coming to, falling, or resting upon.

On us be all the blame.

A curse on him!

preposition
0
0
(UK dialectal, Scotland) Without.
preposition
0
0
Abbreviation of Old Norse.
abbreviation
0
0
Prefix meaning on, at, toward, upon.
prefix
0
0
Dated form of eon.
noun
0
0
Because of, or due to.

To arrest someone on suspicion of bribery. To contact someone on a hunch.

preposition
0
1
be on to
  • To be aware of or have information about:.
    You'll never deceive us again; we're on to you.
idiom
0
0
on and off
  • Intermittently.
idiom
0
0
on and on
  • Without stopping; continuously.
idiom
0
0
and so on
  • And more like the preceding; and so forth.
idiom
0
0
have nothing on
  • To have no unfavorable evidence against.
  • To have no advantage over; not as skilled, experienced, successful, etc. in comparison with.
idiom
0
0
have something on
  • To have unfavorable evidence against.
idiom
0
0
on and off
  • Not continuously; intermittently.
idiom
0
0
on and on
  • Continuously; at great length.
idiom
0
0
on to
  • Aware of or familiar with; esp., aware of the real nature or meaning of.
idiom
0
0

Idioms and Phrasal Verbs

Origin of on

  • From (electr)on (influenced by Greek -on) (neuter of -os n. and adj. suff.) (and -on) (neuter of -ōn n. and adj. suff.)

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

  • Middle English from Old English an, on an- in Indo-European roots

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

  • New Latin from (arg)on

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

  • Alteration of –one

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

  • From Middle English on, from Old English on, an (“on, upon, onto, in, into"), from Proto-Germanic *ana (“on, at"), from Proto-Indo-European *ano-, *nō- (“on"). Cognate with North Frisian a (“on, in"), Dutch aan (“on, at, to"), Low German an (“on, at"), German an (“to, at, on"), Swedish Ã¥ (“on, at, in"), Faroese á (“on, onto, in, at"), Icelandic á (“on, in"), Gothic 𐌰𐌽𐌰 (ana), Ancient Greek ἀνά (ana, “up, upon"), Albanian në (“in"); and from the Old Norse combination upp á: Danish pÃ¥, Swedish pÃ¥, Norwegian pÃ¥, see upon.

    From Wiktionary

  • From Old Norse ón, án (“without"), from Proto-Germanic *Ä“nu, *Ä“no, *ino (“without"), from Proto-Indo-European *anew, *enew (“without"). Cognate with North Frisian on (“without"), Middle Dutch an, on (“without"), Middle Low German āne (“without"), German ohne (“without"), Gothic [script?] (inu, “without, except"), Ancient Greek ἄνευ (áneu, “without").

    From Wiktionary

  • From Middle English on-, from Old English on-, an-, from Proto-Germanic *an-, *ana- (“on-”), from Proto-Indo-European *ano-, *nō- (“on”). Cognate with Dutch aan-, German an-, Swedish an-.

    From Wiktionary