jm

Aim shortcut to say just messin'. see jk

johnny: you're gay
joe: :(
johnny:jm

by John Pinkerton December 28, 2005

JM

John Mayer

JM is the man

by octs March 11, 2012

jm

used on teh internet for "j00r mum"

13370R way of saying ym

omfg jm r 73# u83r 6#3y + j00 oh noes it! OmFgRoFl!

by 8u7r0n r 73# 6#3y mi7 di3 \/( November 22, 2004

JM

An acronym for the word Jerk Move. See Jerk move.

Ughh...Mark is so dumb, he just pulled a JM on me.

by Kagebunshin March 6, 2009

JM

Junior Mafia

"JM motherfuckers!" from Puff Daddy's famous Outtro to Notorious BIG's "Who Shot Ya?," which, when it was (mis)interpreted by 2Pac and Suge Knight, started the East Coast/West Coast rivalry.

by Callumlikeiseeum October 7, 2010

JM

N.

An entity or group of individuals that slay pussy at parties and have sex with many women (notorious in New York City)

On New Years, JM got with 18 girls combined.

by Suavvay May 26, 2010

JM

To be defensive overly so, and to never admit one was mistaken

My Friend Josh was being so JM the other day, what a dumbass...
Stop being so JM, it was just a joke

by Raypture June 27, 2009