A metaphorical state of being that one enters into when he/she is in a position where they cannot possibly fail at what would normally be considered an incredible task.
Friend: Dude, Mendenhall is on the 50 running for a touchdown and the closest guy is 30 yards behind.
Me: No doubt man...he's in the butter zone.
Me: No doubt man...he's in the butter zone.
by Solis Niteshade October 08, 2010