Top definition
The Knock on Wood Card is a wooden card that's perfect to knock on if you don't have any other wood around.
Ian "I've never gotten a speeding ticket. Knock on Wood...wait there's no wood around!"
Jed "Oh yes there is, check out The Knock on Wood Card!"
Ian "That's dope, thanks Jed!"
by icwish October 10, 2009
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