When a man's shaft and balls become small and shriveled after participating in an athletic event. Just another great example of the adaptability of the male genitalia.
Guy 1: Dude I have some serious sports penis going on right now, my weiner is almost invisible.
Guy 2: Yeah man, that sucks. Hopefully no chicks see that, you would have to drown yourself in shame.
Guy 2: Yeah man, that sucks. Hopefully no chicks see that, you would have to drown yourself in shame.
by stalegreen May 10, 2010
Get the Sports Penismug. by 4r64 August 29, 2016
Get the penis sportsmug.