cock a

cock a snoot

To regard someone or something with disrespect. Primarily heard in UK. Don't you cock a snoot at my instructions—I'm your superior!
See also: cock, snoot
Farlex Dictionary of Idioms.

cock a

snook/snoot Chiefly British
To thumb one's nose: "[The clock] is set wrong and hung crooked, as if to cock a snook at the importance of time" (Kevin Crossley-Holland).
See also: cock
American Heritage® Dictionary of the English Language, Fifth Edition.
See also:
  • cock a snoot
  • cock a snook
  • cock a snook at
  • cock a snook at somebody/something
  • cock a snook at someone/something
  • snook
  • snoot
  • cock (one's) ear
  • cock your ear
  • cock socket
References in periodicals archive
freezing is a concern, install a "stop and waste" valve on the pipe as close to the sill cock as possible (yet inside a heated area).