1 definition by thefallacyofreason

Top Definition
1. anyone new to Facebook.

2. anyone with < 5 friends on Facebook.

3. anyone who is a fan of God, Pizza, Kittens, or My Penis on Facebook.

4. anyone who creeps through your photos and POSTS 'WITTY' COMMENTS ON EVERY FUCKING ONE.
EXAMPLE 1
Guy: You should get a facebook so you can be one of many fans of my penis.
Girl: *gasp* That would make me a f00b!

Guy: Oh sweet baby jesus! Not a f00b!

EXAMPLE 2
Guy: Dude, Steven posted some stupid on every single of my pictures on facebook last night.
Other Guy: Woah, what a TOTAL f00b!
by thefallacyofreason July 20, 2009
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