Stands for Stupid Fast Man Beast
a godly person; very skilled; bad ass
The man got S.F.M.B status when he killed the great white shark with his bare hands.
The unfortunate effect of excessive heat on male genitalia resulting in an insane amount of perspiration in the testicular region.
I was going to go to the carnival last night, but it was so hot out I got niagara balls as soon as i walked outside.