An alternativespelling of 'Fat' that is often used in some game console communities on the Internet to destinguish Larger, or Phat, versions of a particular console from more Compact, or Slim, versions of the same console.
I sold my Phat PSP 1000 and just bought a Slim PSP 3000. Man, it runs so much smoother, though it's coniderably harder to flash.
Adjective: A word that grotesquely largepeople use to describe themselves so they feel clever, witty, and funnier than that of one who is at an envied weight.