Back Ass

When a fat bitches back is more shapely than her ass, and her body resembles an apple placed on top of a hot dog. Also known as muffin top, or nasitall (no ass at all).

"that chicks ass is concave. no, wait, that's just back ass."

by Cat Jay and Shannon are fucking awesome November 4, 2006

back ass

To perform a task in an illogical fashion.

Instead of Mary signalling before turning into the parking lot, she decided to be back ass and signal after completing the turn.

by signull July 4, 2006

back ass road

A road that is not simply a back road, but one that is so deep into the middle of nowhere that it deserves the word "ass" in between.

"Where you at?" "I dunno, some back ass road I can't believe I have service."

by I'll be damned June 21, 2009

back-assed-mcdick-bastard

a mix of swear words one screams at someone or something, perticularly when frustrated or livid. Often used in uncivilized conversation between two or more people.

Do you know how much of a back-assed-mcdick-bastard you are?

by ~Kat~ December 14, 2010

back of ass

Terrible smelling, like warm, stale, canned ass, but worse. Nasty!

I know that you guys are used to your apartments smelling like back of ass, but don't trash my place.

by Mark Hopewell September 13, 2004

pre crack back ass fat

The extra skin that shows above the pant line when a female wears pants that are too tight.

Eww, look at that chick, She has pre crack back ass fat.

by SlickSista August 5, 2006

back that ass up

when a girl puts that delightful arch in her back, and sticks her ass out in a erotic/sexually suggestive manor, often accompanied by a "booty dance", that brings shear delight to the males species.

"did you see her back that ass up, playboy? it almost brought a tear to me eye, and a 2x4 to my pants!"

"did you see lucy liu bending over in the drive-thru scene in charlies angels?? ddaaaaaaaaamn, it was delightful! that the essence of female perfection!"

by deluks December 28, 2005