1. Full Of Shit
2. Female Oral Stimulation
3. Nickname for Andrew Lynn
1. Furby is FOS
2. Morris: I went for a bit of FOS with apiphonyiernfi
3. Are you going to millys FOS?
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When the freak from down the street came over for dinner, I retreated to my FOS.
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Short for a fourty Oz. bottle of Malt Liquor, preferably in OE or Big Bear.
"Yo, man, we're gonna need about 6 Fos tonight!"
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n. to describe a person who is 'Full Of Shit', and treats those who try to help them with disrespect.
Person 1: 'I'm not coming to my doctor's appointment today because you didn't tell me I had to pay anything.'
Person 2: 'Don't be such a FOS.'
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An errant golf shot warning other golfers on the course of a ball coming their way.
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Expression of disgust often heard in Yucatan, Mexico.
Also spelled: Fรณ
Guy: Look at Pedro, he barfed all his cerveza.
Chick: Fo!
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