all talk and no trousers

all talk and no trousers

Full of boastful, arrogant, or shallow talk that never materializes into results. A variant of "all mouth and trousers," meaning the same thing. Primarily heard in UK. The team's manager keeps promising title after title, but he's seeming like all talk and no trousers at this point.
See also: all, and, no, talk, trouser
Farlex Dictionary of Idioms.
See also:
  • all mouth and no trousers
  • trouser
  • all piss and wind
  • all mouth and trousers
  • be all mouth
  • big talk
  • great talkers are little doers
  • walk your talk
  • spout off
  • walk the talk
References in periodicals archive
The lightning-tongued chat-show host really is all talk and no trousers.