–noun

Fecal matter left, accidentally or with intention, un-flushed and floating in the toilet for another individual to discover.

Originated in Syracuse, New York.
Oh no, its a Pubu!!! Did Van leave the Pubu in the toilet this morning??
by The DanB Network April 4, 2011
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PUBU is an acronym for the term 'Palms Up Butthole Up', coined by Sherdog's El Toucan and EarnPow, used in combat sports for when a participant is knocked unconscious, lands on his face, and the palms of his hands are open toward the lights.
Oh god, did you see Fedor vs Henderson???

You know it, broseph! Wicked ending!

Word. Fedor went PUBU there for a second.
by El Toucan July 17, 2012
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a slang word used for the genital area usually female
1. The man inserted his rectumator into her pubus.
2. She rubbed her pubus with agrovation.
by tovarichi June 5, 2005
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The bootleg version of "Fubu." Found only in New Brunswick, New Jersey.
"Thats a hot Fubu shirt, oh wait it's Pubu, Nevermind."
by S-god . FH. March 31, 2005
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a magical spell which maximises the lenth and/or size of your pubes and/or pubic hair.
see pubic hair
pubus maximus was used in harry potter, but the author did not mention it because she is a fat ass bitch
by iThink February 4, 2008
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