Fifth Definition

fĭfth, fĭth
noun
The one following the fourth.
Webster's New World
The ordinal number matching the number five in a series.
American Heritage
Any of the five equal parts of something;15
Webster's New World
A unit of liquid measure for alcoholic beverages, equal to a fifth of a gallon (0.757 liter)
Webster's New World
A bottle of alcohol with a capacity of one fifth of a gallon.
Webster's New World
Synonyms:
pronoun
(chiefly US) Fifth Street.
Wiktionary
(chiefly US, informal, with the) The Fifth Amendment.
Wiktionary
(chiefly US, informal, with the, by extension) The right not to give self-incriminating testimony.
Wiktionary
adjective
Preceded by four others in a series; 5th.
Webster's New World
Designating any of the five equal parts of something.
Webster's New World

The ordinal form of the number five.

Wiktionary
adverb
In the fifth place, rank, group, etc.
Webster's New World

Other Word Forms of Fifth

Noun

Singular:
fifth
Plural:
fifths

Idioms, Phrasal Verbs Related to Fifth

Origin of Fifth

  • From Middle English fifthe, fifte, fift, from Old English fīfta (“fifth”), from Proto-Germanic *femftô (“fifth”), equivalent to five +‎ -th. Cognate with Scots fift, fyft (“fifth”), North Frisian fyfde (“fifth”), West Frisian fyfde (“fifth”), Dutch vijfde (“fifth”), Low German fifte, föfte, füfte (“fifth”), German fünfte (“fifth”), Danish femte (“fifth”), Swedish femte (“fifth”), Icelandic fimmta (“fifth”).

    From Wiktionary

  • From the name of the Fifth Amendment to the United States Constitution, protecting various rights in United States legal proceedings.

    From Wiktionary

  • Middle English from Old English fīfta penkwe in Indo-European roots

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

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