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definitions

out-of-date

[out-uh v-deyt]
See more synonyms for out-of-date on Thesaurus.com
adjective
  1. gone out of style or fashion; outmoded; obsolete: out-of-date fashions; out-of-date ideas.

Origin of out-of-date

First recorded in 1620–30
Related formsout-of-date·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for out of date

primitive, ancient, old-fashioned, obsolete, antiquated, outmoded, wasted, dead, archaic, out-of-date, antique, age-old, venerable, crumbling, former, traditional, old-time, original, old, outdated
British Dictionary definitions for out of date

out of date

adjective, adverb (out-of-date when prenominal)
  1. no longer valid, current, or fashionable; outmoded
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
Idioms and Phrases with out of date

out of date

1

Too old to be used, past the point of expiration, as in This milk is out of date. [Early 1600s]

2

Old-fashioned, no longer in style, as in Dean has three suits but they're all out of date. [Early 1800s]

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.