Top definition
UMML. Used by few people, but never the less..
UMML - "You Make Me Laugh"

Used by people replying to a maniac.

Martyn: 0MFG L4WLZ TEH WRLD5 G0N4 BL0W UP!!!!1shift+11

Jenny: lol, umml. fag
by Martyn? November 22, 2006
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