hilarious

[ hi-lair-ee-uhs, -lar-, hahy- ]
See synonyms for hilarious on Thesaurus.com
adjective
  1. arousing great merriment; extremely funny: a hilarious story; a hilarious old movie.

  2. boisterously merry or cheerful: a hilarious celebration.

  1. merry; cheerful.

Origin of hilarious

1
1815–25; <Latin hilar(is), hilar(us) cheerful (<Greek hilarós) + -ious

Other words for hilarious

Opposites for hilarious

Other words from hilarious

  • hi·lar·i·ous·ly, adverb
  • hi·lar·i·ous·ness, noun
  • hy·per·hi·lar·i·ous, adjective
  • hy·per·hi·lar·i·ous·ly, adverb
  • hy·per·hi·lar·i·ous·ness, noun
  • un·hi·lar·i·ous, adjective
  • un·hi·lar·i·ous·ly, adverb
  • un·hi·lar·i·ous·ness, noun

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

British Dictionary definitions for hilarious

hilarious

/ (hɪˈlɛərɪəs) /


adjective
  1. very funny or merry

Origin of hilarious

1
C19: from Latin hilaris glad, from Greek hilaros

Derived forms of hilarious

  • hilariously, adverb
  • hilariousness, 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