Name given to a person who the does one of the dumbest fucking things you've ever seen. Originated from a kid named Miles "O'Shaugnessy" Mohay and the theft of the word Knuck Knuck from some kid's big brother. One can also "Knuck Fuck", the extreme connotation of the word.
Ho-ly Shit, EJ is the biggest Knuck Knuck O'Shaugnessy I have ever seen.
I'd have to say Mandi is definetly a Knuck Knuck O'Shaugnessy...she lived her entire life thinking blinkers were called "tinkees"...she stupid, but she's hot.
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To pull back the trigger of a gun or object and thrust it forward making a motion as if to shoot somone.
Trying to make him afraid she knucked her gun.
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(Noun) The piece of fecal matter left on the tip of the penis after one engages in anal sex
After Erik was done with Timmy he noticed a Knuck on his penis
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To Get Ass Wasted (a.k.a. Being Unbearably Drunk)
Yo' We Gonna Get Knuck This Weekend
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"I admit that I knuck your toilet-roll -- here, have it back..."
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