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29.
MM
short version of My Majesty, the oppinion we all have on ourselves ;}
MM is not in the mood for your bullshit, so stop spamming me.
by Niolvia March 17, 2007
 
30.
mm
short for "masturbation material".
I am amazed at how internet porn sites make for some great mm!
It definitely comes in handy (no pun intended!) whenever Shirley goes away for the weekend! :)
by Robert Massey August 20, 2005