Term used for when affirming a third person's present at a
future event (or even yourself).
Derived from when Sonic the
Hedgehog was confirmed for the Nintendo Wii game "Super Smash Brothers Brawl", which some people on forums went
crazy about by posting "SONIC CONFIRMED FOR BRAWL".
Party Host: "So, is Dave gonna be able to make it tonight?"
Geeky Guest: "DAVE CONFIRMED FOR
BRAWL"
Dave: "You coming down the
pub tonight?"
John: "JOHN CONFIRMED FOR
BRAWL"