Top Definition
The term used to define a long lasting male sexual performance after a full night of drinking.
Jane complained that her jaw hurt after giving head to Dan for over an hour to which Dan replied, "bitch I can't help it, I got a mad case of the beer cock."
by Omar the Piledriver March 14, 2009

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.