full of crap
Also, full of bull; full of shit. Talking nonsense or rubbish, as in She doesn't know what she's talking about; she's full of crap. All of these expressions alluding to excrement are considered vulgar. [First half of 1900s] Also see full of it, def. 2; hot air.
Words nearby full of crap
full marks,
full monty,
full moon,
full nelson,
full of beans,
full of crap,
full of hot air,
full of it,
full of oneself,
full pitch,
full powered