FO

Finished object
Especially used in craft & knitting blogs and magazines to designate a completed item
Synonym UFO: Unfinished item
e.g. My latest FO turned out pretty well.
by Eden Dickens November 29, 2006
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FO

FO means fanny odor

F anny

+
O dor
=
FO

:)
. ew that girls got some bad BO
. no dude she has FO (fanny odor)
XD

Peace :)
by really.cool.person! November 23, 2009
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FO

Photo Time.
For when my-space posers meet up, cover their faces in make up, and take 'arty' photos. preferably in black or white.
c: omgzzzaa! i totally feel like FO today!
m: yeh, i'm feeling nostalgic today. bring some teddy bears to cuddle in the shots.
c: great! i love FOing with you, i'll bring my makeup!
m: we're gonna look so hot!
by mcmcmc August 15, 2006
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FO

Nathan Fillion created the acronym FO, which is the short form for his phrase Full On. It can be used on its own, and/or to intensify a phrase, such as Double Rainbow.

It means that which is:

•fully ecstatically wondrous

•beyond joyfully amazing

•intensely orgasmically blissful
Here are some usage examples for FO, which is short for Full On. (For more examples, see the Twitter page belonging to NathanFillion:)

Nathan Fillion, on his Twitter page, kindly acknowledged my entry work defining his recommendation of the new "in" phrase: "Double Rainbow" on Urban Dictionary! He said it is "Full on." Thank you, Nathan. You are so Full On Double Rainbow! (FO DR!)

The TV shows Castle and Firefly are so intense, they are Full On Double Rainbow! (FO DR!)

Serenity, the feature film starring Nathan Fillion, is so vivid, it's Full On Double Rainbow! (FO DR!)

Nathan Fillion is so awesomely spectacular, sexyhotmessgorgeous, and brilliantly talented, his fame is sweeping across the nation, and over all the world! He is Nathan "Full On" Fillion!
by Kcat10 August 02, 2010
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FO

short for Friendship Over.
by eight and ten August 10, 2010
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FO

-abbreviation for
1. "For," commonly used in modern slang. Pronounced 'foh'
2. "Fuck Off," commonly used during instant messaging, text messaging, and e-mail. Derived from similar abbreviations such as "mofo," short for 'mother fucker.'
3. "Fool," commonly used in modern slang. Pronounced 'foo'
4. "Full On," phrase created by Nathan Fillion. Commonly used to further intensify an already-intense or exciting phrase, such as "Double Rainbow."
- is you fo real??!
- fo shizzle my nizzle
- fo you stupid bitch
- you's a damn fo
- that is so full on double rainbow! (fo dr)
by fomofo August 24, 2010
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FO

Are Jim and Pam actually going out?
Yeah, it's FO.
Oh, sweet.
by misterhipster June 14, 2010
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