An extremly fun phrase to say. It can be used in many ways as it does not have a real definition. It can be something you call someone, or just a random exclamation.
The reflexive nonsensicalirrational escalating expletive declared in real time during the worst possible nonsensical irrational event.
shit Mother TITTY NUTS! were the last words witnesses reported hearing from Larry before he drowned in earlobe Herpes infested lake water that inexplicably spewed from his laptop after missing the income tax e-Filing deadline by just one minute