Similar to a "Goose
Egg", which occurs when a person is hit in the head and a swollen lump appears. The
one difference is that this Goose
Egg occurs in the genital area rather than the head, forehead, etc.
Person
1:
Dude I just got done filming my own Jackass show to put on
youtubePerson 2: Really? How'd it go?
Person 1: It was funny, but I ended up getting hit in the balls with a teeter-totter. Now I have dick knuckles, great.
Person 2: Wtf is a dick knuckle?