jm

short for just messing, successor to jk (just kidding) and jp (just playing)

Boy A: Man I don't know how to tell you this but I assfucked your mom last nite. jm
Boy B: I'm gonna shank you...

by c11234 December 28, 2005

jm

Aim shortcut to say just messin'. see jk

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

by John Pinkerton December 28, 2005

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

pronounced Jii-Emm, but doesnt mean the same thing
dude, mate, etc
a name you call your friend when you greet them or bid them farewell

Guy1: Hey! Whats up JM?
Guy2: Hey JM, nothing new.

or

Chick1: I gotta go
Chick2: See ya JM!

by KatnuttKATASTROPHE January 4, 2009

jm

A shortcut word for joy m‘ray in khmer.
Meaning: fuck your mama

Yo wassup ah jm

by bitch lasaga18 October 26, 2019

jm

Abbreviation for Jew MacGoo - a suburban anglo colloquialism for a non Jewish person who is frugal when it comes to monetary matters.

You're the only person I know who buys diapers and expired protein shakes at Big Lots, you JM!

by White Stank January 9, 2010

JM

He is a very wise, handsome, and kind man. He helps you get rid of your negative thoughts and will always be their when you need him the most. He will make you feel that you are not alone. He's a very honest person and fulfills his promises.

Jm is the person you can always count on.

by BB. MIMOSA October 20, 2021