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.
See also: crap, full, of
References in periodicals archive ?
I just hope anyone who has swallowed the scare stories fed to them by the media this week washed their hands before reading their newspaper--tabloids can be full of crap.