brainless

adjective brain·less \ ˈbrān-ləs \
Updated on: 6 Nov 2017

Definition of brainless

: devoid of intelligence : stupid
  • a brainless decision

brainlessly

adverb

brainlessness

noun

Examples of brainless in a Sentence

  1. He thought most of his coworkers were brainless.

  2. The plot of the new movie is brainless and the acting is terrible.

Recent Examples of brainless from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'brainless.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of brainless

15th century

brainless Synonyms

Synonyms
airheaded, birdbrained, bonehead, boneheaded, brain-dead, stupid, 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
Antonyms
apt, brainy, bright, brilliant, clever, fast, hyperintelligent, intelligent, keen, nimble, quick, quick-witted, sharp, sharp-witted, smart, supersmart, ultrasmart
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

BRAINLESS Defined for English Language Learners

brainless

adjective

Definition of brainless for English Language Learners

  • : very stupid or silly



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