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An acronym for "Fat sack of shit", commonly used to insult people over the internet for being fat in real life.
Stfu you fsos go loose some weight.
by Jack stern June 11, 2008
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Apr 18 Word of the Day
Joe: my mom died yesterday

John: bruuhh

Joe: Yo my mom just won million dollars

John: bRuHhh

Joe: my mom made dinner for us
John: bruh
by I eat forks with noodles October 30, 2019
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2
An acronym for "Fat sack of shit", commonly used to insult people over the internet for being fat in real life.
Stfu you fsos go loose some weight.
by Bob welling June 13, 2008
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4
eg. an individual who has reached the bottom of a curve, at a minus platform, giving him/her no options other then selling out.
F.S.O.

by ~GTS~ August 10, 2008
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5
An acronym for "Fat sack of shit", commonly used to insult people over the internet for being fat in real life.
Stfu you fsos go loose some weight.
by Jack stern June 11, 2008
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6
I came home from work today and my girlfriend was was screwing the gardener FSO!!!!
by Meta4Tony November 14, 2011
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