n., adj.,(Richard John formally) Incessant masturbator, 'net porn addict, dates ONLY girlie magazines or left/right hand, can get erect at the fleeting glimpse of a woman's cleavage in a TV soap ad or speeding by the other way on a six-lane highway.
Is one REALLY necessary? It's probably YOU reading this. Just look in the mirror. Dick Jack.
by Professional Scold July 11, 2008
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To interrupt a male with conversation while he is at the urinal.
I was taking a leak and Dave wanted to talk about the Thompson account.

Man, you were dick-jacked.
by mr.ben August 7, 2006
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its when you pretend to jerk off when your fist is close
dude look i can pencil dick jack
by bobo11232 June 26, 2009
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A double-dick jack-off is when a guy takes his own dick in his hand and and grasps it along with his JO buddie's cock, and then jacks them both off at the same time -- trying to cum at the same time so they can feel and see the cum-spasms spurt from one another's dicks at the same time.
Now and then, Matt likes to give us a double-dick jack-off!
by USAF Cadet June 29, 2021
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A usually large dick more than 10 inches long and 2 inches wide.
jack's dick is huge! he pounded me with it for an hour last night!
by Whiteboi6969 December 18, 2016
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When a male drinks so much alcohol, he can't get it up.
He had so much to drink at the bar, when he finally got the girl home he had Jack Dick and couldn't perform.
by rhinoguy August 29, 2005
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Very small in size, unsatisfying, searching for hours to find. His balls however are Sugarnuts
Katie: 'Oh, yeah i was with him last night and Jack's DICK did not live up to expectations. Gonna have to leave him.
by hankypanky97 June 14, 2017
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