M-plate 

Special license plates given to members of the Chicago law enforcement agencies.

Altough the car was unmarked, we knew it was a cop because of the m-plate.

M-plate by Nene0715 August 13, 2008

M.R.

m= mentaly
r= retarded

that mans so M.R.


your so M.R.

M.R. by Siilly Rabbiit December 9, 2008

M@rt 

M@rt is someone on an internet forum that talks more than three times worth the amount that people actually listen to said person. M@rt is quick to start a flame war, and just as quick to lose by sheer lack of wits.

Poster1: Hey, I just got a new puppy this weekend! Here are some pictures.

M@rt: Your dog is stupid. I hope you didn't pay anything for that ugly thing. Why don't you get a real camera? No one cares about your dog noob.

Poster1: Noob? I'm the site administrator.

M@rt: .........

M@rt by BlazinWing June 5, 2009

M.A.G 

An upcoming game that allows 256 people to constantly T-bag each other whilst figuring out how to play the single player missions.

'You wanna go on M.A.G.'

'Nah, my crouch buttons broke, there's no point.'

M.A.G by I am a dictionary. July 7, 2009

m-tasking 

(v.) - to do many things at once, such as talk on your cellphone, work on your computer, watch TV, listen to the stereo, etc., also known by its longer form of "multi-tasking"

"With my new iPhone and E-reader, I can be involved with m-tasking all day long, and I love it!"

-- overhead at a watercool in San Francisco

m-tasking by PRwiz101 August 30, 2009

M-Sweeny 

a massive extreme hawaiian whore who loves to fuck guys over. will make your balls look like a smurfs(BLUE BALLS!).she often says things like " i'm going to jump off a bridge." She has very fucked up dreams.

M-Sweeny loves to fuck guys and fuck over guys. BLUE BALLS!!!

M-Sweeny by Habib Ali-Babba December 28, 2009

m'rpd 

The act of describing just how high you are to someone.

Bobby: "Hey greg, how high are you!?!?"

Greg: "m'rpd!"

m'rpd by Rip Vanwinkle February 3, 2010