Foo 

person referred to as a fool

sydney quit being a foo

Foo by ryannes January 24, 2011

Foo 

A term used in an instance when you need either a very big fart or a very small pooh but are unsure as to which.

Damn, I think I need a foo!

Foo by Cassandra Nilsson August 21, 2007

foo 

Referring to a friend or mate, originated from USA; Colorado and brought to Australia; Sydney by this amerixican kid.
FOO.

Nah foo, Nah

foo by yeah the boys August 6, 2011

foo 

one with ticklish feet

A: my feet are ticklish!
B: You're a foo!

foo by isnotafoo September 26, 2011

Foo 

Nickname of a child named Matthew, too young to pronouce his name correctly.

Little Matthew could not pronounce his name. He always said "Ma-foo", so he became known as "Foo".

Foo by Fizzie August 31, 2008

Foo 

An indiscriminate word in place of f***. Can also be used as a form of comic relief.

Person 1: Your brother ate your cookie.

Person 2: aw foo!

Foo by Sazuki July 10, 2010

foo 

slang for "i will post pictures of myself on myspace"

she resignedly uttered, "Foo."

foo by socialized anarchy December 28, 2005