Means 'fucking cool'. Also is commonly used as the short version of 'fooey' or 'fooya', meaning gross or disgusting.
by threalalig July 13, 2006
That mixture of things, the essence, that makes a woman want a man. Boys, if you understand foo you are set up with the ladies.
by Sarah April 26, 2003
by felo September 08, 2004
We don't know much about it but its a devastating force that can destroy us all but The Foo Fighters are doing a good job of defending us
I don't know much about The Foo but The Foo Fighters are doing a kickass job of handling it because I have no clue what the hell The Foo is
by I'm blue' March 13, 2020
Another definition to sexually stimulate one's self in a NON aggressive manner. This is usually done solo, but can be accomplished in groups of another individual or more. Only a solo act.
"I reached my hand down south and i started to foo foo as i was watching two people make passionate love."
by icytadpole January 22, 2009

