by Barbarella11 December 20, 2010
The acronym for a person who is Full of Shit. When someone is constantly telling outrageous lies, typically about themself, in order to impress others.
"Did you hear that FOS was offered a full scholarship to Harvard, but turned it down to be a UPS driver?"
by Quinn Littles May 14, 2009
An abbreviation, meaning "fuckable-on-site". Used to classify extremely sexy people who arouse others to an immediate, uncontrollable frenzy.
by _Jules_ December 17, 2008
Abbreviation: FOS = Full of Shit
• It can mean that someone is lying, therefore full of shit.
• It can also mean the literal aspect, the state of being FOS.
(constipated) or (bowel obstruction)
• It can mean that someone is lying, therefore full of shit.
• It can also mean the literal aspect, the state of being FOS.
(constipated) or (bowel obstruction)
That patient is totally FOS, just trying to get some drugs.
The patient in room 22 is literally FOS; constipated as hell.
They tried to tell me a BS story about losing their prescription, but I can tell they are FOS.
The patient in room 22 is literally FOS; constipated as hell.
They tried to tell me a BS story about losing their prescription, but I can tell they are FOS.
by Night.ER.Ninja July 27, 2014
FOS is short term word said for "Figure of speech", "Figure of speech" is used for like in sentences where your joking.
by ShadowOfHallows October 24, 2023
Ben Simmons has FOS
by Aidan J Schwantes July 19, 2019