hilarious

H4I1L1A1R1I1O1U1S1
UK/hɪˈlɛə.ɹi.əs/Canada, US/hɪˈlɛ(ə)ɹ.i.əs/New England/hɪˈlæɹ.i.əs/Australia/hɪˈleː.ɹi.əs/

adjective

Very funny; causing great merriment and laughter.

“a hilarious joke”

CommonScrabble 12

Meanings

adjectivehilarious (comparative more hilarious, superlative most hilarious)

comparative more hilarious · superlative most hilarious

  1. Very funny; causing great merriment and laughter.

    a hilarious joke

    1 more example

    Do you like Monty Python? I think they're hilarious.

    Synonyms: amusing, chucklesome, comedic, comic, comical, droll, filarious, frolicsome

  2. Full of hilarity; merry.

    In order to turn the minds of hilarious guests to seriousness, they would start singing a responsive song, the subject of which was death and the earnestness of life.

    1929, Abraham Zevi Idelsohn, Jewish Music: Its Historical Development, page 98
    2 more examples

    Cold Doctor Pell here refused a very considerable fee. He could on occasion behave handsomely; but I can't learn that blustering, hilarious Doctor Rogerson ever refused his.

    1863, Sheridan Le Fanu, The House by the Churchyard

    Rounding up the animals in the misty paddocks, with the blackbirds singing as the morning whitened, he felt hilarious, light-headed. He'd clap the cows on their rumps and shout "Come along, there! Come along there, me Irish darlint."

    1944, Douglas Stewart, A Girl with Red Hair, and Other Stories, page 60

Synonyms & antonyms

More synonyms by meaning

adjectivemarked by or causing boisterous merriment or convulsive laughter

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Ancient Greekἱλαρός“cheerful, merry”
  2. Latinhilaris“cheerful”
  3. Englishhilarious

Learned borrowing from Latin hilaris (“cheerful”) + -ious, from Ancient Greek ἱλαρός (hilarós, “cheerful, merry”).

Full word history & related roots →

Translations

Arabic مَرِح, مُضْحِك
  • مَرِح (mariḥ)very funny; causing great merriment and laughter
  • مُضْحِك (muḍḥik)very funny; causing great merriment and laughter
Basque barregarri
  • barregarrivery funny; causing great merriment and laughter
Bulgarian весел
  • весел (vesel)very funny; causing great merriment and laughter
Catalan hilarant
  • hilarantvery funny; causing great merriment and laughter
Chinese Mandarin 搞笑
  • 搞笑 (gǎoxiào)very funny; causing great merriment and laughter
Czech k popukání, legrační
  • k popukánívery funny; causing great merriment and laughter
  • legračnívery funny; causing great merriment and laughter
Danish hylende morsom, hylemorsom
  • hylende morsomvery funny; causing great merriment and laughter
  • hylemorsomvery funny; causing great merriment and laughter
Dutch hilarisch
  • hilarischvery funny; causing great merriment and laughter
Finnish riemastuttava, hulvaton
  • riemastuttavavery funny; causing great merriment and laughter
  • hulvatonvery funny; causing great merriment and laughter
  • riemukasvery funny; causing great merriment and laughter
  • ratkiriemukasvery funny; causing great merriment and laughter
French hilarant
  • hilarantvery funny; causing great merriment and laughter
German zum Totlachen, urkomisch
  • zum Totlachenvery funny; causing great merriment and laughter
  • urkomischvery funny; causing great merriment and laughter
Greek ιλαρός
  • ιλαρός (ilarós)very funny; causing great merriment and laughter
Hebrew מַצְחִיק
  • מַצְחִיק (mats'khík)very funny; causing great merriment and laughter
Hungarian pokolian/hihetetlenül/őrült vicces
  • pokolian/hihetetlenül/őrült viccesvery funny; causing great merriment and laughter
Icelandic drepfindinn
  • drepfindinnvery funny; causing great merriment and laughter
Irish fíorghreannmhar
  • fíorghreannmharvery funny; causing great merriment and laughter
Italian esilarante, spassoso
  • esilarantevery funny; causing great merriment and laughter
  • spassosovery funny; causing great merriment and laughter
Japanese ひどくおもしろい, 面白おかしい
  • ひどくおもしろい (hidoku omoshiroi)very funny; causing great merriment and laughter
  • 面白おかしい (omoshirookashii)very funny; causing great merriment and laughter
Māori pukukata
  • pukukatavery funny; causing great merriment and laughter
Persian خنده دار, مضحک
  • خنده دارvery funny; causing great merriment and laughter
  • مضحکvery funny; causing great merriment and laughter
Polish arcyśmieszny, prześmieszny
  • arcyśmiesznyvery funny; causing great merriment and laughter
  • prześmiesznyvery funny; causing great merriment and laughter
  • arcyzabawnyvery funny; causing great merriment and laughter
  • przezabawnyvery funny; causing great merriment and laughter
Portuguese hilário, hilariante
  • hiláriovery funny; causing great merriment and laughter
  • hilariantevery funny; causing great merriment and laughter
Romanian ilar, ilariant
  • ilarvery funny; causing great merriment and laughter
  • ilariantvery funny; causing great merriment and laughter
Russian умори́тельный, смешно́й
  • умори́тельный (umorítelʹnyj)very funny; causing great merriment and laughter
  • смешно́й (smešnój)very funny; causing great merriment and laughter
  • поте́шный (potéšnyj)very funny; causing great merriment and laughter
  • прико́льный (prikólʹnyj)very funny; causing great merriment and laughter
Spanish hilarante, descacharrante
  • hilarantevery funny; causing great merriment and laughter
  • descacharrantevery funny; causing great merriment and laughter
  • desopilantevery funny; causing great merriment and laughter
Swedish obetalbar
  • obetalbarvery funny; causing great merriment and laughter
Ukrainian смішни́й
  • смішни́й (smišnýj)very funny; causing great merriment and laughter
Vietnamese hài hước
  • hài hướcvery funny; causing great merriment and laughter

Rhymes & wordplay

Rhymes with hilarious

All rhymes →
Cite this entry
APA

hilarious. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/hilarious

MLA

“hilarious.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/hilarious. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “hilarious,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/hilarious.

Source: hilarious on Wiktionary, CC BY-SA 4.0.