fifty

play
noun fif·ty \ˈfif-tē\

Definition of fifty

plural

fifties

  1. 1 :  a number equal to five times 10 — see number table

  2. 2 fifties plural :  the numbers 50 to 59; specifically :  the years 50 to 59 in a lifetime or century

  3. 3 :  a 50-dollar bill

fiftieth

play \ˈfif-tē-əth\ adjective or noun

fifty

adjective

fifty

pronoun, plural in construction

fiftyish

play \ˈfif-tē-ish\ adjective

Examples of fifty in a Sentence

  1. She is in her fifties.

  2. The bill for dinner came to $43, and she gave him a fifty.

Recent Examples of fifty from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'fifty.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of fifty

Middle English, from fifty, adjective, from Old English fīftig, from fīftig, noun, group of 50, from fīf five + -tig group of ten; akin to tīen ten


FIFTY Defined for English Language Learners

fifty

play
noun

Definition of fifty for English Language Learners

  • : the number 50

  • fifties : the numbers ranging from 50 to 59

  • : a set of years ending in digits ranging from 50 to 59


FIFTY Defined for Kids

1

fifty

play
adjective fif·ty \ˈfif-tē\

Definition of fifty for Students

  1. :  being five times ten


2

fifty

play
noun fif·ty

Definition of fifty for Students

  1. :  five times ten :  50



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