Top Definition
The sudden, overwhelming urge to masturbate, often causing the afflicted person to rub one out in a location other than their standard ejaculatorium.
I caught a glimpse of her meat flaps when she bent over, and I had a full-on jack attack. Seriously, dude... I had to go rub one out in her bathroom.
by fapfapsplort September 01, 2010
To get drunk drinking Jack Daniels.
Bean and I had a jack attack last night!
by Jilina September 22, 2005
To have cardiac arrest while masterbating.
My grandfather had a jack attack.
by Joe Blumkin February 26, 2007
When you jack off so much that you feel like your burning loins are attacking you and everything you love.
Dude, I haven't seen you in days. Where were you?!

Massive jack attack.

I totally understand.
by GayBlaine October 09, 2014
the act of having a cigarette with the company of your friends, or in some cases alone.
Zbaby: hey skyrus, wanna step outside for a jack attack?
skyrus: yeah man, do you have a lighter?
Zbaby: yeah dude.
by kunivaxpblahh February 02, 2009
When a woman over 30 sexually attacks you.
I was Jackattacked by this hot ass lady last night.
by Shufflufagus September 09, 2010
1)To indulge the the greatest drink of all time...Jack Daniel's.

2)To be transformed by Jack Daniel's into a Party Animal
Last night Dylan went on a Jack Attack and his night ended like a Tag Commercial!
by Jack Himself January 05, 2006
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