bite (one's) thumb at

bite (one's) thumb at

An archaic insult, often accompanied by the gesture of biting one's thumb at the person being insulted. How dare you say that to me? I bite my thumb at you, sir!
See also: bite, thumb
Farlex Dictionary of Idioms.
See also:
  • rule of thumb
  • a rule of thumb
  • have a green thumb
  • green thumb
  • snap your fingers
  • snap (one's) fingers
  • snap (one's) fingers at (someone or something)
  • snap one's fingers at
  • thumb (one's) nose at (someone or something)
  • thumb your nose at somebody/something