What is Gam Gam?
or "Gam Gams," alternate name for a blowjob, or a rushed, spur - of - the - moment sexual act.
Also an old, sagging German Prostitute.
"Do you gie gam gams?"
"Dude, I just banged this gam gam"
See blowjob, whore, whoore, suck, dick