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n: A derogatory term used to describe someone who partakes in the noble sport of Extreme Lying Down, but refers to it as Planking.
Person 1: Hey man, you wanna come planking with me?

Person 2: Boy, you are lucky I don't smack you upside the head! You bloody Plank-Wanker!
by Funky W May 15, 2011
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