The combination of the two words "Well" and "Umm" usually used at the beginning of a sentence when trying to think of a response
Kevin: "Yo ma, when we gonna go get our mahiganiggy on?"
Stephanie: "Wumm...let's bounce in 30!"
by accnt this August 13, 2009
Top Definition
It is an acronym meaning Wind-Up Merchant.

It refers to someone who posts on message boards and newsgroups with the intention to cause as much disruption as possible by goading others.
He's a WUM, just ignore his posts.
by Nataku November 03, 2005
Deragatory name for a woman.
Wum, make me a sandwich!
by Jooce Toggle July 29, 2006
Another pronunciation of worm.
"Hey look, it's a wum!"

"My favorite candy I gummi wums!"
by Jitterbug May 31, 2014
abbreviation for Waiting Until Marriage,
meaning that you won´t have sex with anyone until you´re married.
It´s important for me that he is WUM.
by Tayend July 30, 2011
Cum created from pure will power.
Dude, I made Jennifer drink my wum.
by linw0724 April 18, 2010
not understanding something.. (what you mean?)
dude1: bush is a bloody errorist..
dude2: wum?
dude1: an idiot.. he keeps makin mistakes
by raz2416 September 03, 2007
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.