What is Fyvmah?
1.
usually used when your given a shitty job to do do in the military
Fuck You Very Much Ass Hole.
Lt.: Hey Sgt. Moore, we need you to go take a fireteam and clear that house to make sure the suicide bomber isn't in there anymore.
Sgt. Moore: FYVMAH, either you can do that yourself or we can call an air strike in.
See