Top Definition
If you got a wet newspaper, so the ink is running, you take out the sudoku page and slap someone in the face with it so that it leaves a mirrored print of the sudoku.
Robert was acting like a twat and bugging me with Jeroen's laserpen all the time, so he left me no choice but to sudoku-slap him.
by Pim (look it up) September 10, 2008
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