Standard Lemma guide

jackass

noun · verb · 9 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • General-American: /ˈd͡ʒækæs/
  • US: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: JH AE1 K AE2 S Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

A male donkey.

Definition source: English Wiktionary via Wiktextract

Usage: countable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: he-ass, jack

Antonyms: none provided

2

noun

Meaning 2

A foolish or stupid person.

Definition source: English Wiktionary via Wiktextract

Usage: US, countable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: jackaninny, idiot, addle-brain, addlehead, addle pate, airhead, baboon, beanbrain, beetlebrain, beetlehead, berk, bimbo, birdbrain, blockhead, blubberbrain, bonehead, Boeotian, boob, bozo, brainlet, brickhead, bubblehead, bubble brain, bufflehead, buffoon, Charlie, chowderhead, chucklehead, chump, cittern-head, clod, clodpate, clot, clown, crackhead, cretin, cuckoo, deadhead, dimbo, dim bulb, dimbus, dimwit, dingbat, ding dong, dingleberry, dingwad, dip, dipstick, doldrum, dolt, donut, doodle, doof, doofoid, doofus, dope, dork, drivel, drongo, drool bucket, dullard, dumb bunny, dumbbell, dumb cluck, dumbhead, dumble, dumbling, dumbnut, dumbo, dummkopf, dummy, dunce, dunderhead, dunderpate, eejit, fathead, featherbrain, fenderhead, fleabrain, fool, fopdoodle, galoot, gimboid, gomer, gonk, goober, goof, goofball, goofy, goon, goose, goosecap, gorbuson, gudgeon, halfwit, ha'porth, hammerhead, ignoramus, imbecile, inbred, jellybrain, jerk, juggins, jughead, knothead, knucklehead, lackwit, lamebrain, log, loggerhead, lummox, lunk, lunkhead, maroon, meatball, meathead, mental midget, mome, momo, mongoloid, mongtard, monkey, moron, mouth breather, muggins, mushhead, muttonhead, mutt, nimrod, nincompoop, ninny, ninnyhammer, nit, nitwit, noddy, noodlehead, numbskull, oaf, peabrain, peagoose, pillock, pigwidgeon, pinhead, plank, plonker, prat, put, putz, retard, sap, saphead, schmo, silly, simp, simpleton, smooth brain, snapperhead, sot, space cadet, spanner, stupe, stupid, stupid-head, tard, thickhead, thickskull, thicko, tomfool, tonto, toolbox, tosspot, turkey, twit, wally, wantwit, wazzer, wazzock, witless wonder, yo-yo, zany, Vulgar:, ass, assclown, asshat, asshead, asstard, asswipe, buttbreath, dildo, dipshit, donkey dick, Alternative spelling of dumbass., dumbfuck, dumbfucker, dumbshit, farthead, fuck-knuckle, fucktard, fuckwit, jackass, peckerhead, shitbrain, shithead, shitneck, shitwit, twat

Antonyms: none provided

3

noun

Meaning 3

An inappropriately rude or obnoxious person.

Definition source: English Wiktionary via Wiktextract

Usage: US, countable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: jerk, asshole, bastard, bitch

Antonyms: none provided

4

noun

Meaning 4

A kind of bootleg liquor.

Definition source: English Wiktionary via Wiktextract

Usage: US, slang, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

The laughing kookaburra.

Definition source: English Wiktionary via Wiktextract

Usage: Australia, countable, obsolete

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

noun

Meaning 6

A jack and an ace as a starting hand in Texas hold 'em.

Definition source: English Wiktionary via Wiktextract

Usage: slang

Topics: card-games, poker

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

verb

Meaning 7

To behave very obnoxiously.

Definition source: English Wiktionary via Wiktextract

Usage: intransitive, rare

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

8

noun

Meaning 8

male donkey

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: jack

Antonyms: none provided

Broader terms: ass

9

noun

Meaning 9

a man who is a stupid incompetent fool

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: fathead, goof, goofball, bozo, goose, cuckoo, twat, zany

Antonyms: none provided

Broader terms: fool, sap, saphead, muggins, tomfool

History

Etymology

From jack + ass.

From the phonetic similarity of "jack, ace" to "jackass".

Across languages

Translations

78 source translations are retained for this English entry.

  • Arabic: حِمَار (ḥimār) — male donkey
  • Bulgarian: мъжко магаре (mǎžko magare) — male donkey
  • Cornish: margh asen — male donkey
  • Czech: osel — male donkey
  • Dutch: ezel — male donkey
  • Finnish: aasi — male donkey
  • Finnish: aasiori — male donkey
  • French: âne — male donkey
  • Georgian: ვირი (viri) — male donkey
  • Georgian: სახედარი (saxedari) — male donkey
  • German: Esel — male donkey
  • Hebrew: חֲמוֹר (ẖamór) — male donkey
  • Italian: asino — male donkey
  • Japanese: 牡驢馬 (osuroba) — male donkey
  • Japanese: 雄驢馬 (osuroba) — male donkey
  • Kashmiri: خَر (khar) — male donkey
  • Korean: 수탕나귀 (sutangnagwi) — male donkey
  • Latin: asinus — male donkey
  • Latin: onager — male donkey
  • Macedonian: ма́гаре (mágare) — male donkey
  • Manx: collagh assyl — male donkey
  • Navajo: téliichoʼí — male donkey
  • Navajo: téliichogii — male donkey
  • Norwegian: esel — male donkey
  • Polish: osioł — male donkey
  • Portuguese: burro — male donkey
  • Portuguese: jegue — male donkey
  • Portuguese: asno — male donkey
  • Russian: осёл (osjól) — male donkey
  • Serbo-Croatian: ма̀гарац — male donkey
  • Serbo-Croatian: màgarac — male donkey
  • Spanish: asno — male donkey
  • Spanish: burro — male donkey
  • Sranan Tongo: dyakas — male donkey
  • Swedish: åsna — male donkey
  • Zazaki: sipe — male donkey
  • Zazaki: sipi — male donkey
  • Arabic: غَبِيّ (ḡabiyy) — foolish or stupid person
  • Armenian: էշ (ēš) — foolish or stupid person
  • Bulgarian: глупак (glupak) — foolish or stupid person
  • Catalan: ase — foolish or stupid person
  • Danish: idiot — foolish or stupid person
  • Dutch: ezel — foolish or stupid person
  • Finnish: aasi — foolish or stupid person
  • French: âne — foolish or stupid person
  • French: connard — foolish or stupid person
  • French: abruti — foolish or stupid person
  • Georgian: სულელი (suleli) — foolish or stupid person
  • Georgian: ტუტუცი (ṭuṭuci) — foolish or stupid person
  • Georgian: ჩერჩეტი (čerčeṭi) — foolish or stupid person
  • German: Dummkopf — foolish or stupid person
  • German: Esel — foolish or stupid person
  • German: Trottel — foolish or stupid person
  • Hebrew: חֲמוֹר (ẖamór) — foolish or stupid person
  • Hungarian: szamár — foolish or stupid person
  • Italian: asino — foolish or stupid person
  • Italian: babbeo — foolish or stupid person
  • Japanese: 馬鹿者 (bakamono) — foolish or stupid person
  • Japanese: 愚か者 (orokamono) — foolish or stupid person
  • Korean: 멍청이 (meongcheong'i) — foolish or stupid person
  • Macedonian: глу́пак (glúpak) — foolish or stupid person
  • Navajo: doo ʼáhályáanii — foolish or stupid person
  • Plautdietsch: Hollunk — foolish or stupid person
  • Polish: osioł — foolish or stupid person
  • Portuguese: idiota — foolish or stupid person
  • Portuguese: asno — foolish or stupid person
  • Portuguese: burro — foolish or stupid person
  • Russian: осёл (osjól) — foolish or stupid person
  • Serbo-Croatian: идѝот — foolish or stupid person
  • Serbo-Croatian: idìot — foolish or stupid person
  • Spanish: idiota — foolish or stupid person
  • Spanish: burro — foolish or stupid person
  • Swedish: åsna — foolish or stupid person
  • Ottoman Turkish: اشك (eşek) — foolish or stupid person
  • Urdu: گَدھا (gadhā) — foolish or stupid person
  • Welsh: asyn — foolish or stupid person
  • Zazaki: sipe — foolish or stupid person
  • Zazaki: sitqere — foolish or stupid person