It used mainly in onling gameing, but can be used at any time givin the right occassion. It is used when you have given someone a beat down, or have done that person so bad that they cry home to they mamma. The "sh" is added to emphasize on how bad you just did said person
Man I just shsmacked some Brithish kids on Xbox, in Modern Warfare 2
Can you define these popular missing words?