goog nut
During a blowjob, the person giving the blowjob vomits at the same time the person receiving the blow job ejaculates. This is called a goog nut, and is usually used as a form of fraternity initiation.
Man 1: Hey, how'd you get into this frat?
Man 2: Oh, just had to give a goog nut to the leader.
Man 2: Oh, just had to give a goog nut to the leader.