stupid

1 not having or showing an ability to absorb ideas readily the child, who was once thought to be just stupid, was discovered to be suffering from dyslexia don't ask stupid questions Synonyms airheaded, birdbrained, bonehead, boneheaded, brain-dead, brainless, bubbleheaded, chuckleheaded, dense, dim, dim-witted, doltish, dopey (also dopy), dorky [slang], dull, dumb, dunderheaded, empty-headed, fatuous, gormless [chiefly British], half-witted, knuckleheaded, lamebrain (or lamebrained), lunkheaded, mindless, oafish, obtuse, opaque, pinheaded, senseless, simple, slow, slow-witted, soft, softheaded, thick, thickheaded, thick-witted, unintelligent, unsmart, vacuous, weak-minded, witless Related Words cretinous, feebleminded, simpleminded; boobish, foolish, idiotic (also idiotical), imbecile (or imbecilic), moronic; ignorant, illiterate, lowbrow, uneducated, uninformed, unintellectual, untaught, unthinking; absurd, asinine, balmy, cockeyed, crackpot, crazy, cuckoo, daffy, daft, dippy, dotty, featherheaded, fool, half-baked, harebrained, insane, kooky (also kookie), loony (also looney), lunatic, mad, nonsensical, nutty, preposterous, sappy, screwball, silly, tomfool, unwise, wacky (also whacky), zany; fallacious, illogical, invalid, irrational, unreasonable Near Antonyms ingenious, resourceful; acute, astute, discerning, insightful, keen, knowing, perceptive, percipient, perspicacious, sagacious, sage, sapient, savvy, wise; cerebral, erudite, highbrow, intellectual, knowledgeable, learned, literate, scholarly, thinking, well-read; educated, informed, schooled, skilled, trained; crafty, cunning, foxy, shrewd, wily; judicious, prudent, sane, sensible, sound; logical, rational, reasonable, valid Antonyms apt, brainy, bright, brilliant, clever, fast, hyperintelligent, intelligent, keen, nimble, quick, quick-witted, sharp, sharp-witted, smart, supersmart, ultrasmart

2 causing weariness, restlessness, or lack of interest I can't believe we sat through the whole stupid movie Synonyms arid, colorless, drab, dreary, drudging, dry, dull, dusty, flat, heavy, ho-hum, humdrum, jading, jejune, leaden, mind-numbing, monochromatic, monotonous, numbing, old, pedestrian, ponderous, slow, stale, stodgy, stuffy, boring, tame, tedious, tiresome, tiring, uninteresting, wearisome, weary, wearyingRelated Words aseptic, barren, blah, dullish, pleasureless, prosaic, prosy, soggy, spiritless; blank, earthbound, gray (also grey), inanimate, pallid, pedantic, sterile, suspenseless, undramatic, uneventful, unexciting, unimaginative, uninspiring, unnewsworthy, unrewarding, unsensational, unspectacular; annoying, bothersome, irksome, irritating; longsome; palling; draining, enervating, exhausting, fatiguing, wearing; debilitating, enfeebling; demoralizing, discouraging, disheartening, dispiriting; common, commonplace, ordinary, tepid, unexceptional, unsurprising, vapid; cumbersome, lumbering, plodding, poky (or pokey)Near Antonyms amazing, astonishing, astounding, awesome, eye-opening, fabulous, marvelous (or marvellous), sensational, spectacular, surprising, wonderful, wondrous; animating, breathtaking, electrifying, energizing, enlivening, exciting, exhilarating, galvanizing, hair-raising, inspiring, invigorating, rip-roaring, rousing, stimulating, stirring, thrilling; amusing, diverting, entertaining; moving, poignant, touching; alluring, attracting, attractive, beguiling, bewitching, captivating, charming, enchanting, enthralling, entrancing, fascinating; mesmerizing, spellbinding; suspenseful; arresting, provocative, tantalizingAntonyms absorbing, engaging, engrossing, gripping, interesting, intriguing, involving, riveting

3 showing or marked by a lack of good sense or judgment not liking the captain is a stupid reason to quit the team Synonyms absurd, asinine, balmy, brainless, bubbleheaded, cockeyed, crackpot, crazy, cuckoo, daffy, daft, dippy, dotty, fatuous, featherheaded, fool, half-baked, harebrained, half-witted, inept, insane, jerky, kooky (also kookie), loony (also looney), lunatic, lunkheaded, mad, nonsensical, nutty, preposterous, sappy, screwball, senseless, silly, simpleminded, foolish, tomfool, unwise, wacky (also whacky), weak-minded, witless, zanyRelated Words airheaded, birdbrained, boobish, brain-dead, chowderheaded, chuckleheaded, clueless, dense, dim, dim-witted, doltish, dopey (also dopy), dorky [slang], dull, dumb, dunderheaded, empty-headed, fatuous, feebleminded, gormless [chiefly British], idiotic (also idiotical), imbecile (or imbecilic), knuckleheaded, lamebrain (or lamebrained), mindless, moronic, oafish, obtuse, opaque, pinheaded, simple, slow, slow-witted, soft, softheaded, thoughtless, thick, thickheaded, unintelligent, vacuous, witless; fallacious, illogical, invalid, irrational, nonrational, surd, unreasonable, unreasoning, unsound, weak; farcical, laughable, ludicrous, ridiculous; notional; buffoonish, clownish; ill-advised, unconsidered, unreasonedNear Antonyms brainy, bright, clever, intelligent, smart; logical, rational, reasonable, valid; well-advisedAntonyms judicious, prudent, sagacious, sage, sane, sapient, sensible, sound, wise

a stupid person a genius at math, but a total stupid when it came to his love life Synonyms airhead, birdbrain, blockhead, bonehead, bubblehead, chowderhead, chucklehead, clodpoll (or clodpole), clot [British], cluck, clunk, cretin, cuddy (or cuddie) [British dialect], deadhead, dim bulb [slang], dimwit, dip, dodo, dolt, donkey, doofus [slang], dope, dork [slang], dullard, dumbbell, dumbhead, dum-dum, dummkopf, dummy, dunce, dunderhead, fathead, gander, golem, goof, goon, half-wit, hammerhead, hardhead, ignoramus, imbecile, jackass, know-nothing, knucklehead, lamebrain, loggerhead [chiefly dialect], loon, lump, lunkhead, meathead, mome [archaic], moron, mug [chiefly British], mutt, natural, nimrod [slang], nincompoop, ninny, ninnyhammer, nit [chiefly British], nitwit, noddy, noodle, numskull (or numbskull), oaf, pinhead, prat [British], ratbag [chiefly Australian], saphead, schlub (also shlub) [slang], schnook [slang], simpleton, stock, stupe, idiot, thickhead, turkey, woodenhead, yahoo, yo-yoRelated Words booby, buffoon, fool, goose, loony, lunatic, madman, nut, zany; loser; gawk; featherbrain, scatterbrain; beast, boor, cad, churl, clown, creep, cur, heel, jerk, skunk, snake, stinker, villain; bimbette [slang], bimbo [slang], himboNear Antonyms egghead, intellect, intellectual, sage, thinker, whiz, wizard; polymath, Renaissance man; sharpie (or sharpy)Antonyms brain, genius