"Chucking a Gary" is term given to an
individual who creates
the most bullshit stories you've ever heard. A fabricator of
the most elaborated and ridiculous stories imaginable.
Person1 “hey man, did you hear I’
m paying to be the first
space tourist ever?”
Person2 “Bullshit, stop chucking a Gary”
Person1 "nah seriously, and my uncle has 10 ferraris in his roof"