1 definition by gazzdaspazz
When a gentlemans underwear rises into his scrotum, trapping a testicle; causing it to inflate like the throat of a bullfrog.
"Jock: Oh for fucks sake Jimmy i've been bullfrogging all day today... Jimmy: Well you shouldnt buy such cheap underwear you Jakey bastard."
by gazzdaspazz April 25, 2008