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1.
Slang abbriveration for the University of Mary Washington in Fredericksburg, Virginia. Spificically the Fredericksburg Campus, Mary Washington College since the term predates the University name.
Why don't you come chill here at mdub tomorrow night?
by Mdub08 April 16, 2005
 
2.
Short term for Modern Warfare 2
Yo dawg, lets get down on some mdub
by Cod lover August 06, 2011
 
3.
slang term for mouthwhore. Me and my friends used the term mdub for the sluttiest girl we knew. It is like saying that she is the biggest whore we know.
"The other day that mdub Krista said 'I want all my holes plugged'.
by mandymanjuice October 20, 2008
 
4.
Short For Mid West When Thrown Up Correctly The Left Is An M And The Right Is A W
You From Da Dirty South?
Nah I'm From Da M-Dub
by BAD HABIT 740 January 15, 2008
 
5.
Short form for man whore. Also see MW.
That guy is such an M Dub, he follows the three p's....pimpin, pinting, and punishing the weak.
by RMT2B February 18, 2006