stupid

 
Pronunciation: /ˈstjuːpɪd/

adjective (stupider, stupidest)

  • lacking intelligence or common sense: I was stupid enough to think she was perfect
  • dazed and unable to think clearly: apprehension was numbing her brain and making her stupid
  • informal used to express exasperation or boredom: she told him to stop messing about with his stupid painting

noun

informal
  • a stupid person (often used as a term of address): you’re not a coward, stupid!

Derivatives

stupidly

adverb

Origin:

mid 16th century: from French stupide or Latin stupidus, from stupere 'be amazed or stunned'