1 definition by Agulli

Top Definition
A exclamation of utter disapproval or confusion
Jeff: Toss up. Biology. Which of the four main classes of macromolecules...

Nandy: Carboproteins

Shwinboy: Uhmumumumu
by Agulli April 05, 2010

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.

×