A group of nine friends who make weird jokes and react to them by saying "that's a knee slapper, har de har har" and slapping their knees.
Knee slapper #1"And then the whale said, wait whales can't talk!" the Knee slappers "That's a knee slapper, har de har har!"
by A knee slapper April 6, 2013
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Your one over there is a slapper!!!!
by Anonymous January 30, 2003
Get the Slapper mug.Urban San Diego slang for somebody being a punk or is,bullshitter,ridiculous,hardcore hating or hater
it must be the clothes im wearing cuzz they scapping me.
Theres straight scappers in this club tonight but fuck them im get all the honeys
man you owe me a 100 dollaz what u trying to do scap me?
Theres straight scappers in this club tonight but fuck them im get all the honeys
man you owe me a 100 dollaz what u trying to do scap me?
by mukaram April 18, 2008
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Get the Sappered mug.by Manky22 May 28, 2008
Get the Slapperised mug.When you snap your fingers to the beat of a song, and you do it while doodling or eating snickerdoodles.
by wordman983 November 26, 2010
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