"going surfing today? "nah man, it's f.a.c."  --or--  "good day for fishing, it's f.a.c. out
an acronym for flat-ass calm
""going surfing today? "nah man, it's f.a.c."  --or--  "good day for fishing, it's f.a.c. out" What is the definition of "f.a.c."?