Someone a man or woman that gives too much oral sex.
that slut is a jism jaw
by THEGIANT6667678 March 02, 2007
a name for someone who swallows many loads of semen
Charlise sucked my balls dry, last night. She got angry when I referred to her as jismjaws, so I no longer anticipate getting anymore head from her. I guess I have to start rapping to Yolanda and Theresa instead.
by new haven October 15, 2009