Top Definition
Another way of saying, "Well what the fuck." Or another way of saying, "Wow, well fuck me in the ass."
John : Hey I just bench pressed 215 lbs!!

Eric : Thats it? Come to my world, I just bench pressed 260.

John : Well Zankoo!! Zan fucking Koo
by KingKamehameha94 March 21, 2011
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