Definition of fool noun from the Oxford Advanced American Dictionary

     

    fool

     noun
    noun
    NAmE//ful//
     
     
    jump to other results
  1. 1 a person who you think behaves or speaks in a way that lacks intelligence or good judgment synonym idiot Don't be such a fool! Ifelt like a fool when I realized my mistake. He told me he was an actor and Iwas fool enough to believe him.
  2. 2(in the past) a man employed by a king or queen to entertain people by telling jokes, singing songs, etc. synonym jester
  3. Idioms
    act/play the fool
     
    jump to other results
    to behave in a stupid way in order to make people laugh, especially in a way that may also annoy them Quit playing the fool and get to work!
    any fool can/could…(informal)
     
    jump to other results
    used to say that something is very easy to do Any fool could tell she was lying.
    be no/nobody's fool
     
    jump to other results
    to be too intelligent or know too much about something to be tricked by other people She's nobody's fool when it comes to dealing with difficult patients.
    a fool and his money are soon parted(saying)
     
    jump to other results
    a person who is not sensible usually spends money too quickly or carelessly, or is cheated by others
    fools rush in (where angels fear to tread)(saying)
     
    jump to other results
    people with little experience try to do the difficult or dangerous things that more experienced people would not consider doing
    make a fool of somebody
     
    jump to other results
    to say or do something deliberately so that people will think that someone is stupid Can't you see she's making a fool of you? I will not be made a fool of like this.
    make a fool of yourself
     
    jump to other results
    to do something stupid that makes other people think that you are a fool I made a complete fool of myself in front of everyone!
    (there's) no fool like an old fool(saying)
     
    jump to other results
    an older person who behaves in a stupid way is worse than a younger person who does the same thing, because experience should have taught him or her not to do it
    not suffer fools gladly
     
    jump to other results
    to have very little patience with people that you think are stupid She was a forceful personality who didn't suffer fools gladly.
See the Oxford Advanced Learner's Dictionary entry: fool