Dictionary

brainless

adjective brain·less \ˈbrān-ləs\

: very stupid or silly

Full Definition of BRAINLESS

:  devoid of intelligence :  stupid <a brainless decision>
brain·less·ly adverb
brain·less·ness noun
ADVERTISEMENT

Examples of BRAINLESS

  1. He thought most of his coworkers were brainless.
  2. The plot of the new movie is brainless and the acting is terrible.

First Known Use of BRAINLESS

15th century

Related to BRAINLESS

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

Rhymes with BRAINLESS

Browse

Next Word in the Dictionary: brain lockPrevious Word in the Dictionary: brainishAll Words Near: brainless
July 29, 2015
indomitable Hear it
incapable of being subdued or conquered
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears