1 definition by peteybobs

Top Definition
To masturbate and defacate at the same time. The word originates from an amalgamation of the words "shit" and "wank".
Guy 1:"Dude have you ever had a shank?"
Guy 2:"No, man that's disgusting!"
Guy 1:"You should seriously try it, it feels great!"
by peteybobs June 18, 2007

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