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silly - definition and synonyms


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adjective silly pronunciation in British English /ˈsɪli/
Word Forms
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  1. 1
    showing that you are not intelligent, not serious, not thinking carefully etc
    a silly mistake
    It sounds a bit silly to me.
    1. a.
      used for saying you think something or someone is not sensible or does not deserve any respect
      You silly boy, you put your shirt on backwards.
      I look pretty silly in this dress.
  2. 2
    not serious, important, or practical
    Don’t get upset over silly things that people say.
    They made us sit on these silly little chairs.
  3. 4
    in a state when you are not able to do anything sensible
    Morris laughed himself silly.
    She was scared silly.

derived word


noun [uncountable]


a course of study which is much shorter than a university course and focuses on the skills you need for a job, especially computer-related skills

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an ancient Roman system of underfloor heating, used to heat houses with hot air; from the Latin 'hypocaustum'

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