An insult you call a pussy that can't finish a bong toke in one hit, and then proceeds to cover the opening with his/her chin to prevent smoke from escaping, in an attempt to save face by not wasting weed and hitting the rest in a second inhale.
after 'Guy 1' doesn't man up and inhale a full hit, then places the opening on his chin:
Guy 2: "Wooooah, King Chinzie"