Top Definition
A polite way of saying that somebody is a homosexual or "fag".
If you happen to start to call somebody a "fag" and then realize you would only get glares and silence in return, you can resort to saying fast simmer, if you have not pronounced the "G".
Aw, Tyler? He's such a Fa-a-a-sst swimmer...

Adam's coming over? Isn't he a Fast Swimmer? Not that there's anything wrong with that...
by TheGigglyStreetGang July 21, 2010
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