Top Definition
a prank in which the act of creating a Mii on a publicly used Wii of someone you know, and advertising their home or cell phone number as their name. Usually the "creator" of the Mii is the name of the person you are pranking.
Hey man, want to go Miilking?

Nah dude! I totally just Miilk'd Geoff at the Gamestop in the Mall today!
by The Miilkman January 05, 2009

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