Standard Lemma guide

thickhead

noun · 3 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.

  • CMU ARPABET: TH IH1 K HH EH2 D Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

A stupid person.

Definition source: English Wiktionary via Wiktextract

Usage: informal

Examples

  • Near-synonyms: bonehead, numskull; see also Thesaurus:fool, Thesaurus:idiot

Meaning relationships

Synonyms: bonehead, numskull, alcatote, asshat, arsehole, asshole, bayard, berk, birdbrain, blither, bobchin, bozo, buffoon, brickhead, Charlie, chucklehead, chowderhead, chump, clart, clown, der-brain, dill pickle, dim bulb, dimwit, dingleberry, dipshit, dipstick, dirtbrain, div, divvo, divvy, dolt, donk, doodle, doofus, dope, dork, dote, dotterel, dullard, dumbass, dumbbell, dumbo, dumb fuck, dummy, dunce, dunderhead, dupe, fathead, fenderhead, fiddle, fuckwit, fuzznut, geck, gig, gink, goober, gooseberry, gowk, gubbins, gump, half-baked, ha'p'orth, Homer Simpson, ignoramus, imbecile, jamoke, jerk, jerkoff, jolterhead, jolthead, juggins, jughead, knucklehead, lamebrain, mameluke (US (Italian-American), slang), maroon, meathead, mong, moron, mug, muggins, mushhead, nimrod, nincompoop, nit, nitwit, not the sharpest knife in the drawer, numps, numpty, nupson, oaf, pillock, pinhead, plonker, prat, retard, shit for brains, shithead, shitwit, schmo, schmuck, smooth brain, snapperhead, softhead, sohai, sot, stupid, sucker, thickhead, tonto, tool, tosser, tosspot, tubelight, twat, twerp, twit, wally, wantwit, wazzock, yampy, addle-brain, addlehead, addle pate, airhead, baboon, beanbrain, beetlebrain, beetlehead, bimbo, blockhead, blubberbrain, Boeotian, boob, brainlet, bubblehead, bubble brain, bufflehead, cittern-head, clod, clodpate, clot, crackhead, cretin, cuckoo, deadhead, dimbo, dimbus, dingbat, ding dong, dingwad, dip, doldrum, donut, doof, doofoid, drivel, drongo, drool bucket, dumb bunny, dumb cluck, dumbhead, dumble, dumbling, dumbnut, dummkopf, dunderpate, eejit, featherbrain, fleabrain, fool, fopdoodle, galoot, gimboid, gomer, gonk, goof, goofball, goofy, goon, goose, goosecap, gorbuson, gudgeon, halfwit, ha'porth, hammerhead, idiot, inbred, jackaninny, jellybrain, knothead, lackwit, log, loggerhead, lummox, lunk, lunkhead, meatball, mental midget, mome, momo, mongoloid, mongtard, monkey, mouth breather, muttonhead, mutt, ninny, ninnyhammer, noddy, noodlehead, numbskull, peabrain, peagoose, pigwidgeon, plank, put, putz, sap, saphead, silly, simp, simpleton, space cadet, spanner, stupe, stupid-head, tard, thickskull, thicko, tomfool, toolbox, turkey, wazzer, witless wonder, yo-yo, zany, Vulgar:, ass, assclown, asshead, asstard, asswipe, buttbreath, dildo, donkey dick, Alternative spelling of dumbass., dumbfuck, dumbfucker, dumbshit, farthead, fuck-knuckle, fucktard, jackass, peckerhead, shitbrain, shitneck

Antonyms: none provided

2

noun

Meaning 2

Any of several species of Australian songbirds of the genus Pachycephala.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

Australian and southeastern Asian birds with a melodious whistling call

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: whistler

Antonyms: none provided

Broader terms: Old World flycatcher, true flycatcher, flycatcher

History

Etymology

From thick + head. Compare West Frisian dikharsens (“blockhead”, literally “thick brain”).

Across languages

Translations

4 source translations are retained for this English entry.

  • Dutch: domkop — someone stupid
  • Dutch: leeghoofd — someone stupid
  • Finnish: paksupää — someone stupid
  • Finnish: viheltäjä — bird of the genus Pachycephala