A slang term indigenous to Lower Alabama and Parts of Chicago referring to playing Halo2 and later versions on XBOX Live.
Person 1: I'm Soooo tired.
Person 2: What'd you do last night?
Person1: I was up late Killin' Bitches.
Person 2: you win?
Person 1: yup
Person 2: Bunch of Noobs
Person 2: What'd you do last night?
Person1: I was up late Killin' Bitches.
Person 2: you win?
Person 1: yup
Person 2: Bunch of Noobs
by hairbag January 25, 2011