Acronym for "Situation Normal, All Fucked Up" (or, more politely, "Situation Normal, All Fouled Up"). Most often used as a noun, referring to an unfortunate and possibly urgent situation.
Originated among American G.I.s during World War II. See also FUBAR.
It's going to take some quick thinking to get ourselves out of this SNAFU.
a mix of 2 acronyms,s.n.a.f.u.(Situation Normal All Fucked Up) and f.u.b.a.r(Fucked Up Beyond All Reason),Which becomes "Situation Normal All Fucked Up Beyond All Reason".
"Hey dude,I haven't seen you lately,how ya' been?"
response;"s.n.a.f.u.b.a.r."