A butt cheek with two large round shaped warts at the bottom.
Ey puta why these tetas have a hole in between?
by _insertnamehere_ April 4, 2005
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When your cleavage looks significantly more like your rear.

Most commonly seen in pictures of large girls who try to take pictures of themselves for their Myspaces.
Dude, I just saw this girl with buttboobs!
by Maggie Maric April 23, 2010
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(noun) A buttboob is one of or belonging to the buttboobian heirarchy. The buttboobian kingdom ranges from queens and chivalry advisors to wenches and village idiots.

(adj)A way of acting; immaturity
Buttboob: Is he a buttboob?

Buttboobish: He acts so buttboobish sometimes.
by l3uth c April 17, 2004
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A type of anal sex where the breast is inserted into the anus.

Way hotter than ordinary anal.
Guy1: D00D SHE TTLY BUTTBOOBED ME. IT WUZ HAWT!!!11!
Guy2: I JUST CAME! I AM SO BUTTBOOBING WITH MY GF TOMORROW!
by HiHi Kappa Titans August 2, 2008
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