When a male sees a woman, transvestite, or fat slut that is so disgusting his penis actually jumps into his body.
dude think i have a run away erection from looking at you, i might now have an inverted penis.

Oh no i just got a run away erection from your girlfriend, damn she is ugly
by thiskidlovesurbandic December 5, 2009
Get the run away erection mug.