first off its spell pwned and it originatesd in a game called coutner striek version 1.6 and it bsicly means i just beat u really badly at the game and it was adapeted into the real world now meaning the same thign but its carlessly tossed around

pone 1:noun South Midland and Southern U.S.

1. Also called pone bread. a baked or fried bread usually made of cornmeal.

2. a loaf or oval-shaped cake of any type of bread, esp. corn bread

pone 2:noun Cards.

1. the player on the dealer’s right. Compare eldest hand.

2. the player who opposes the dealer in a game with two players.

this is the other thing i found:

The slang term Pwn (see pronunciation note below), used primarily in the Internet gaming culture, means to soundly defeat an opponent. It is sometimes used for taunting of an in-game enemy and rubbing in victories. It can also be used, especially by non-gamers, in the context of getting “pwned” by The Man.

It also is:

a slang term for being badly beated in a sport, game, or personal endeavour.

an internet term ‘pwned’ that means owned in the same sense as being badly beaten by an opponent on the net.

which means owned…

which means that someone beat you really bad at a game or something and like totally KILLED YOU. lol ex…

“Alex, I totally pwned you at Halo 2.”, said James.

In other words, James beat Alex badly at Halo 2.

hope i helped