Short for Mormon, used by visitors to Salt Lake City, other highly Mormon populated places, or around Massachusetts governer Mitt Romney so as not to offend the Mormons. Usually used in a derogetory sense but not a derogetory word.
So the Mormons, (see Mitt Romney coming) I mean, the mo-mo's really started Salt Lake city with 3 women? What weirdo's!
by Mister N April 10, 2006
 Get the mo-momug.
Get the mo-momug. by Karen Shelton November 2, 2006
 Get the Mo Momug.
Get the Mo Momug. by Mel-C March 11, 2005
 Get the mo-momug.
Get the mo-momug. Did you see how drunk Joe got last night? What a Mo-Mo.  For short, "Hey Mo, while ya up, get me a beer."
by john mc May 23, 2005
 Get the Mo-Momug.
Get the Mo-Momug. Mo Mo Is Your Average Savage Her Real Name Is Molly But She Think MoMo is So Cooler . Mollys Best Friends with lots of people but she loves Carlee the most . Anytime there's a Molly around you be friends with her all she does is make a Blonde look dumber along with her bestie Carlee . Molly Is The Best
by Dudeimthebest2246 June 11, 2017
 Get the Mo Momug.
Get the Mo Momug. A brute machine who talks unprecedented amounts of shit and takes the gerth of any cylindrical object up the ass whilst having a red gimp ball in his mouth.
Mo Mo - "To be honest lads she wasn't a brute!"
Other guy - "She was chronic, she looked like Predator. You're such a Mo Mo"
Other guy - "She was chronic, she looked like Predator. You're such a Mo Mo"
by jmantizzle November 3, 2010
 Get the Mo Momug.
Get the Mo Momug. by opaltime June 22, 2015
 Get the Mo momug.
Get the Mo momug.