How good you are feeling about your ability to play beer pong, and win.
"Jason's pongfidence was high after winning 3 rounds. His pongfidence was lost quickly in the semi-finals when he puked on his friends' girlfriend he had been trying to get with. Then he lost the round."
"Bro we gotta get the table, like I've got some mad good pongfidence going, bro."
(Bro to his bro about his pongfident spirit)
Fogey/fogy /fougi/ sl. (early 18C+, orig. Scot) old-fashioned, stuck-in-the mud.
Person with old fashioned ideas which he is unwilling to change: Come to the disco and stop being such an old fogey!
You think me an old fogeyand an old tory, his thoughtful voice said. I saw three generations since O’Connel’s time. I remember the famine. Do you know that the orange lodges agitated for repeal of the union twenty years before O’Connel did or before the prelates of your communion denounced him as a demagogue? You fenians forget some things. (James Joyce, Ulysses. PenguinBooks,1992. p. 38)