butt attack 

When the muscles of the buttocks tighten up suddenly and unnecessarily, causing the feeling that the butt is under attack.
Often times this happens when you have to poop really bad.

John: Ah, butt attack!
Moses: You have to poop, man?

butt attack by purplecalculus June 29, 2011

sixpack butt attack

Inserting a thumb into someones anus while also putting the middle finger of the same hand into their vagina thereby resulting in being able to lift the person up and carrying them around like a sixpack.

Boozer the beer lover was thirsty for a brewski while fingering a horny honey but didn't want to ruin the mood so used the sixpack butt attack technique on her and went to the kitchen to got a cold one.

sixpack butt attack by jpg3 October 23, 2011

butt crack attack 

Someone who wears tight or revealing clothing that exposes their butt crack to the world. Sometimes, they do it intentionally and other times it's by accident. butt, ass, butt crack, ass crack, booty, heavy duty booty

The lady was wearing low hanging pants and a g-string, trying to be sexy. She committed the sin of releasing a butt crack attack.

butt crack attack by joecoolthefool January 20, 2016

buttattack 

A vexing situation in life that is out of one's control. A negative turn in one's day.

Man, I can't believe I overdrew my damn checking account- talk about a massive buttattack.

A buttattack in the afternoon?!? Man I shouldn't have left my cellphone on the table.

buttattack by chicky22 April 7, 2009