When a normal and/or serious coversation or message board thread becomes overrun and distorted by silliness and general tomfoolery.
"You are witnessing the shenaniganization of another thread."
by Dave March 28, 2005
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Deception or tomfoolery on the part of carnival stand operators.
by J W Fokker October 18, 2003
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Gat durn it you hooligans! Stop with the shenanigans!
by zBurd October 18, 2009
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Used as an interjection, "Shenanigans!" denotes a person or event suspect of unscrupulous or dishonest conduct. If one believes they bear witness to such an occurrence, they should immediately call "shenanigans!" to draw attention to it.
There's no way he could have done that by himself...I call shenanigans!
by TheLastMuse July 17, 2008
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one who performs shenanigans
Alex Durrant is a shenaniganizer todos los dias.
by CaseyRocksYourFaceOff September 9, 2006
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"Would you like to call shenanigans?"
"Yes Alex, I'll take shenanigans for 400."
by hswbdiuw January 26, 2008
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One who partakes in the planning, and pulling off of shenanigans

Someone who engages in frequent shenanigans, a portmanteau of "shenanigan" and "engineer"
John supplied the idea of filling the water balloon with yet another water balloon. He also supplied the balloons and the water, he was the head shenaniganeer of the entire thing, you could say.
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