Foo 

A word originating in Edinburgh meaning vagina.

"Your Foo looks pretty!"

Foo by AndySmith September 21, 2005

Foo 

A replacement word for "hippo"
or when you are very mad

it DOES not mean "fuck you"

"Sally, I lost your credit card!..."

"FOO!!"

Foo by Bailz of Hay December 6, 2004

foo 

see Foo Fighters

foo by Motored Heart June 27, 2003

foo 

Saying some one is a dumb person it is a slang meaning for fool

Sup foo

foo by Shib May 14, 2002

Foo 

See also Fool

Foo by Yacob February 7, 2003

foo 

A cry of exasperation. Generally triggered by something traumatizing to your personal psyche. See foomatic.

Man: "I'm going to be late again."

Woman: "Foo."

foo by hampuff June 30, 2005

Foo 

When you think you need a poo but when you actually try to go it's just a fart.

"You were finished in there quickly"
"Nah, it was just a foo"

Foo by jaiiiiiiiii August 3, 2016