Define Mr. M Meaning

Mr. M
A dude who likes to date underage girls and keep lotion on his desk for unknown reasons

Your a Mr. M
By Suki
Mr. M&M
A large red M&M who has an on and off relationship with Coffin Joe, drummer out of the horrors.

"That Mr. M&M, he did me over!" - As said by Coffin Joe.
By Mellie
Mr. C. M. Cockblock
defining a cockblocker with a pseudonym when not able to directly state said cockblocker's name.

Very useful when the cockblocker is in close vicinity of you and/or partner. Also very useful as a label to said cockblocker

Girl: What's wrong baby?
Boy: I don't want to say right now ok?
Girl's Dad: Are you sure son? You do seem a little tense and uptight

Sinister look in Dad's eyes
Boy: Well, i would be more relaxed, but once again Mr. C. M. Cockblock strikes again (winks at girlfriend without Dad noticing)
Girl's Dad: Laugh out loud (he's too douchey to write lol)
By Lilian