Top Definition
May 11, 2009. Cat Nip Day celebrates the day that the game "Litter Box" was invented in Cary, North Carolina; the newest version of Beer Pong.
Hey the gang is celebrating Cat Nip Day by going to SAS late tonight to play some Litter Box until we puke.
by The08Gang May 12, 2009

The Urban Dictionary Mug

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The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Your favorite word on a white mug.

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The Urban Dictionary Mug

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