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1.
acronym for "Fuck Me It's Monday"
Elise: Oh my god, Underground was so awesome this weekend.

Sarah: Totally. Sucks that we have to work tomorrow.

Elise: FMIM.
by John Saturday July 27, 2008
 
2.
acronym for "fuck me it's monday"
"Starting the weekly grind all over again. FMIM."
by The Bru July 21, 2008