Top Definition
A single serving of a brownie put into a mug, made in the microwave.
Dude, my mug brownie got stuck in the mug last night.
#mugbrownie #mug brownie #mug #brownie #single
by Ali Redling July 23, 2011
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.

×