Top definition
DA BEST PERSON IN DA WORLD
HE IS A JM
by JMisdabest February 08, 2018
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4
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 November 30, 2005
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7
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
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