Idioms

knock on wood
to knock on something made of wood to keep from having bad luck
I do not think that I will lose my job - knock on wood.

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  • knock one's head against the wall
  • knock oneself out (doing something)
  • knock the props out from under (someone)
  • know (someone or something) by sight
  • know (someone or something) like a book
  • know (someone or something) like an open book
  • know (someone or something) like the back of one's hand
  • know (something) backwards and forwards
  • know (something) by heart
  • know (something) from memory
  • Idioms Quiz
  • wind up (somewhere)
  • set up shop (somewhere)
  • down the line
  • outgrow (something)
  • call in (someone) or call (someone) in
  • call a meeting
  • in the cards
  • high on (something)
  • pony up
  • drop back


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