all piss and wind

all piss and wind

rude slang Full of boastful, arrogant, or shallow talk, especially by a male who then cannot deliver on his claims. A variant of "all mouth and trousers," meaning the same thing. Primarily heard in UK. He talks a big game, but when it actually comes to asking out a woman, he's all piss and wind.
See also: all, and, piss, wind
Farlex Dictionary of Idioms.
See also:
  • all mouth and trousers
  • trouser
  • all mouth and no trousers
  • all talk and no trousers
  • be all mouth
  • big talk
  • great talkers are little doers
  • walk your talk
  • spout off
  • walk the talk