Top Definition
fuck me over.
girl 1: i hooked up with your boyfriend.

girl 2: fmo you bitch.
by takeitaway July 02, 2009
3 more definitions
Fuck Me Over.

To be stunned/shocked/pissed off when something really bad (and very often ill-timed) happens.
Computer: "Microsoft Word just decided to delete you 20-page document and it's content."
Me: "FMO!"
by Dr.NoSoul(YesI'mAGinger) February 17, 2011
FMO means freak me out and is usually used with works best!!
omg, fmo he didnt!!
FMO u didnt!!
OMG FMO thts mingin!!!!!!!!!!!!
by Abna July 16, 2005
FMO means Fucking me off!
OMG, bitch you are fmo right now?

Bitch, don't you dare! oh no you are fmo bitch!
by Steviesoup June 29, 2011

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