Jacking

When one acts as though they know everything on the subject when in reality they know absolutely nothing on the subject.

Wow, Josh is really jacking right now, he knows nothing about boats.

by LargestPeen May 09, 2018

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jacks

"Also, cribs is homes, jacks is pay phones
Cocaine is known as candy, cigarettes is bones"

-Big L

by nas February 16, 2005

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Jack is black.

by Thetruth666999 March 15, 2016

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Rude. Likes to fight with people. Has a heart only for his best friends.

by H&hitl June 02, 2017

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A very small and drastically curved penis usually 7 inches or less.

Girl one: "Well why did you break up with him?"

Girl two: "He had a Jack!"

Girl one: "Thats just sad..."

by STiFFBASSiST February 26, 2012

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When someone on your team isn't doing there job .

Man this group project is hard i wish justin would stop jacking it.

by Upliftcone October 31, 2017

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Another term for an ecstacy pill, from the rhyming slang "jack and jill = pill"

How much are the jacks mate
Got any jacks left mate
Give us 40 jacks mate

by steve downie May 16, 2007

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