Cart Shart 

To leak fecal matter or full on defecate oneself while performing one or more cartwheels.

Connie was well on her way to earning a first place at her gymnastics competition when in the middle of her routine, she did a Cart Shart and it cost her the entire routine as well as a new leotard.

Cart Shart by Eaton Holgoode June 10, 2015

Shart Cart 

A cart which is entirely powered by fart and shart power.

Danny: Taylor, propel that shart cart.
Taylor: Wait, let me gather my shart power. It'll be a second.

Shart Cart by D & T Car Detailing January 2, 2011

shart cart 

a type of vehicle that sits on rails similar to a mining cart. The difference between the two is that a shart cart is powered solely by the rider and his ability to generate thrust in the form of a whirlwind of shart spraying from his anus.

joseph: dude my stomach feels like its about to explode but i need to get to my girlfriends house!
bob: dude just take the shart cart there! its a win win situation!

shart cart by bagelboy40404 June 24, 2010

cardshart 

a card player who continually wins by luck, aggravating the other players;

"I can't believe he beat me by picking up the 5 on the river-- he's such a cardshart."

cardshart by SoxFan13 January 12, 2009