Top Definition
The supposed bone that is the cause of a "boner." When a male becomes aroused, the pubocockus bone moves from a position between the abdominal and pelvic cavities inside of the abdomen to the shaft of the penis. The presence of this bone in the penis makes it hard and, hence, a "boner" ensues.
Oh crap! That ho' kicked me in the junk and broke my pubocockus!
by Jahorgasen November 20, 2006
5 Words related to pubocockus

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.