Top Definition
the annoying friend who will not let you drink when they are around because it is against their morals.
we wanted to get crunk, but joe was being a boozeblock because his parents were sleeping above us
by theprodigy July 13, 2008
Free Daily Email

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

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×