by SALKFJsalfk February 18, 2008
by Erak22 September 28, 2009
1) An otherwise unfunny, awkward, or just stupid joke. Usually a dad pun or something of the sort. Said after this to show that it should have never been said in the first place. Invented by hillbillies and rednecks when sitting on their porches, slapping their knees when somthing funny happens.
2)said after something funny and stupid happens.
2)said after something funny and stupid happens.
1)
dumb guy:"Two peanuts are walking down the street, and one of them was assaulted!"
normal guy (slaps knee and fake-laughs):"Wow! That sure was a knee slapper!"
2)
guy skates and falls off rail, hurting his knee and friend laughs.
Later they are talking and laughing about a dumb joke.
friend:"wow that sure was a knee slapper!" (slaps knee)
skating
guy:"yea!"(slaps knee very hard, and dislocates it from the earlier accident)
friend:"no that's a knee slapper!"
dumb guy:"Two peanuts are walking down the street, and one of them was assaulted!"
normal guy (slaps knee and fake-laughs):"Wow! That sure was a knee slapper!"
2)
guy skates and falls off rail, hurting his knee and friend laughs.
Later they are talking and laughing about a dumb joke.
friend:"wow that sure was a knee slapper!" (slaps knee)
skating
guy:"yea!"(slaps knee very hard, and dislocates it from the earlier accident)
friend:"no that's a knee slapper!"
by dhawk123 March 08, 2009
1) An otherwise unfunny, awkward, or just stupid joke. Usually a dad pun or something of the sort. Said after this to show that it should have never been said in the first place. Invented by hillbillies and rednecks when sitting on their porches, slapping their knees when somthing funny happens.
2)said after something funny and stupid happens.
2)said after something funny and stupid happens.
1)
dumb guy:"Two peanuts are walking down the street, and one of them was assaulted!"
normal guy (slaps knee and fake-laughs):"Wow! That sure was a knee slapper!"
2)
guy skates and falls off rail, hurting his knee and friend laughs.
Later they are talking and laughing about a dumb joke.
friend:"wow that sure was a knee slapper!" (slaps knee)
skating
guy:"yea!"(slaps knee very hard, and dislocates it from the earlier accident)
friend:"no that's a knee slapper!"
dumb guy:"Two peanuts are walking down the street, and one of them was assaulted!"
normal guy (slaps knee and fake-laughs):"Wow! That sure was a knee slapper!"
2)
guy skates and falls off rail, hurting his knee and friend laughs.
Later they are talking and laughing about a dumb joke.
friend:"wow that sure was a knee slapper!" (slaps knee)
skating
guy:"yea!"(slaps knee very hard, and dislocates it from the earlier accident)
friend:"no that's a knee slapper!"
by dhawk123 March 08, 2009
eg. danas brother sings and dances to 'its raining men' KNEE-SLAPPER
eg. claudias hair is ranga *slaps knee*
eg. claudias hair is ranga *slaps knee*
by dont you just wish you knew July 13, 2009
by KROGO June 26, 2005
Sarcastically used to point out an unfunny joke. It originates from the act of slapping one's knee during vigorous laughter. Later took on a sarcastic meaning.
Comedian: I just flew in from Los Angeles, and boy are my arms tired!
Audience member in sarcastic tone: wow that's a real knee-slapper
Audience member in sarcastic tone: wow that's a real knee-slapper
by Joe February 12, 2003