forty

[fawr-tee]
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noun, plural for·ties.

a cardinal number, ten times four.
a symbol for this number, as 40 or XL or XXXX.
a set of this many persons or things.
forties, the numbers, years, degrees, or the like, from 40 through 49, as in referring to numbered streets, indicating the years of a lifetime or of a century, or degrees of temperature: His office is in the West Forties. Her parents are in their forties. The temperature will be in the forties.

adjective

amounting to 40 in number.

Nearby words

  1. fortune hunter,
  2. fortune-hunter,
  3. fortune-teller,
  4. fortuneteller,
  5. fortunetelling,
  6. forty hours,
  7. forty winks,
  8. forty-eight,
  9. forty-eighth,
  10. forty-eightmo

Origin of forty

before 950; Middle English fourti, Old English fēowertig (cognate with Old Frisian fiuwertich, Old High German fiorzug, German vierzig). See four, -ty1

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for forties


British Dictionary definitions for forties

forty

noun plural -ties

the cardinal number that is the product of ten and fourSee also number (def. 1)
a numeral, 40, XL, etc, representing this number
something representing, represented by, or consisting of 40 units

determiner

  1. amounting to fortyforty thieves
  2. (as pronoun)there were forty in the herd

Word Origin for forty

Old English fēowertig

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for forties
Online Etymology Dictionary, © 2010 Douglas Harper