fsmw 

An acronym "For So Much Win"
FSMW is an exaggerated version of ftw

John: Dude, did you hear the new Brand New album? Freakin' awesome.
Mike: Yeah man, Brand New fsmw.

fsmw by AndytheBrit December 24, 2006

FSMW 

FSMW Is an abbreviation for Finna Slit My Wrist

John: “Dude did you hear the new emo group has a new saying FSMW”

Dan: “What does it mean, if they’re emo it’s depressing right?”

John: “Yeah, I’m apart of the emo group and was sad and said FSMW to my girlfriend last night and it means finna slit my wrist”

FSMW by Durolex February 5, 2020