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Back in the day when you used to add Mc infront of alot of words - this word managed to last the test of time, McSteak is another word for mistake.

It's also funny because whenever McDonalds brought out a steak burger it was always terrible.
Beckett: Max did you try and pick up that Montenegrin girl last night?

Max: Oooooooh what a McSteak that was, complete waste of time as per usual.
by Man from Monty February 28, 2010
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