chokeahontas 

Person who chokes, especially in an athletic endeavor. Person who fails in any endeavor, with some flair or bravado. Related to the fact that Pocahontas died of pneumonia, or choked to death.

"Dude, I can't believe he missed that easy shot to win the game".

"I know man, he's a real chokeahontas".

chokeahontas by George Schuldberg January 27, 2006

chokeahontis 

During oral sex, a Native American girl that can't hold her sperm. Alternatively any person that sputters while receiving oral ejaculation.

"Gosh, Chumana totally can't give head... she's a total chokeahontis every time!"

chokeahontis by Uncle Stuey the 3rd July 27, 2007