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.
Similar to "the zone" or "the sweet spot"
Athletes are “in the butter zone” when they feel focused, energized, confident, and capable of maximal
performance in a seemingly effortless manner. Athletic “butter-zoning” requires the development of
athletic skills to the point that they are almost second-nature which, in turn, requires a strong
motivation to succeed.
The state one reaches after consuming just enough alcohol too be 'just drunk enough'. The ideal 'butterzone' is being one drink away from the alcohol having any negative effect. For example, puking, blacking out, or really bad hangovers.
Guy: Want another drink?
Me: Not yet, I'm riding in the butterzone and don't wanna fall out.
When a computer goes faster and faster until it's thought processes become a loop and in the infinite moment before it crashes it becomes self aware, that, my friend, is the butterzone. When Keanu comes back to life in the first Matrix movie, and everything slows down and the bullets stop, that is the butterzone.
It is said of the situation where a person has the bad luck to make contact with his testicles against an undefined surface or object, intentioned or not.
Given the nature of the word, it is more appropriate to design cases where the interaction is made with a moving object, for example, a ball.
Although it is extremely painful for the victim, it tends to be considerably funny to people who witness it.
Today in the baseball game the pitcher took a nutshot; the baseball hit him in the nuts.
Man, I just watched the funniest nutshot video ever.