[ loo-di-kruhs ]
See synonyms for: ludicrousludicrouslyludicrousness on

  1. causing laughter because of absurdity; provoking or deserving derision; ridiculous; laughable: a ludicrous lack of efficiency.

Origin of ludicrous

1610–20; from Latin lūdicrus “sportive,” equivalent to lūdicr(um) “a show, public games” (lūdi-, stem of lūdere “to play” + -crum noun suffix of instrument or result) + -us -ous

synonym study For ludicrous

See funny1.

Other words for ludicrous

Other words from ludicrous

  • lu·di·crous·ly, adverb
  • lu·di·crous·ness, noun
  • un·lu·di·crous, adjective
  • un·lu·di·crous·ly, adverb
  • un·lu·di·crous·ness, noun

Words Nearby ludicrous Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use ludicrous in a sentence

British Dictionary definitions for ludicrous


/ (ˈluːdɪkrəs) /

  1. absurd or incongruous to the point of provoking ridicule or laughter

Origin of ludicrous

C17: from Latin lūdicrus done in sport, from lūdus game; related to lūdere to play

Derived forms of ludicrous

  • ludicrously, adverb
  • ludicrousness, noun

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