Fos
1.
free on station.
2.
free on steamer.
3.
Slang: Vulgar. full of shit.
abbreviation
1.
fructooligosaccharide: a chain polymer of fructose found in a variety of plants, vegetables, and fruits and used as a sweetener
noun
A patient whose symptoms are psychosomatic
[1980s+ Medical; abbreviation of full of shit]
free on steamer
Read Also:
- F.O.S.  1. free on station. 2. free on steamer. 3. Slang: Vulgar. full of shit. 
- Fosa  Federation of Spine Associations 
- Fosbury  [foz-buh-ree] /ˈfɒz bə ri/ noun 1. Richard D (“Dick”) born 1947, U.S. athlete: developed “Fosbury flop” high jump style. 
- Fosbury flop  /ˈfɒzbərɪ; -brɪ/ noun 1. (athletics) a modern high-jumping technique whereby the jumper clears the bar headfirst and backwards high-jumping technique, 1968, in reference to U.S. athlete Dick Fosbury (b.1947), who used it to win the 1968 Olympic gold medal. 
- Foscarnet  foscarnet fos·car·net (fŏs-kär’nĭt) n. A pyrophosphate analogue used to treat herpes simplex infections. 
