Patrick was hatering on his Xbox because his live account ran out.
Bill: The Gophers suck!
Tom: Stop hatering on Tubby's Team!
Can also be used as 'hatered'.
Jon: "What the fuck?"
Andrew: "Dude some guy Hatered me so hard last night!"
Jon: "Dude, you can't just be hatering all the time or your dick will split in two."