be full of crap

be full of crap

rude slang To be unreliable or ridiculous (usually because one makes unfounded or nonsensical statements). You can't listen to Sean, he's full of crap! He doesn't know any more about robotics than we do. Oh, Stephanie is full of crap—she threatens to move out all the time. Quit trying to convince me that pigeons can swim—I know you're full of crap!
See also: crap, full, of
Farlex Dictionary of Idioms.

be full of ˈshit/ˈcrap

(taboo, slang) say, write, etc. stupid or wrong things: She’s so full of shit. You’re all full of crap and I’m not listening any more!
See also: crap, full, of, shit
Farlex Partner Idioms Dictionary
See also:
  • full of it
  • full of crap
  • take a crap
  • shoot the crap
  • cut the crap
  • Cut the crap!
  • load of crap
  • crap list