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1 definition by (>O_O)>

 
1.
A device that is commonly used to give someone a clue. Named as such for its appearance, which is oddly similar to a two-by-four.
That little idiot got my machine infected with a load of spyware, so I whacked him with a clue-by-four.
by (>O_O)> July 16, 2005
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