Engaging in extremely an extremely unproductive activity (a la doing nothing and having ur balls in ur hands) while you could be actively doing something that would benefit you or other people around you.
by D "Sentry" C July 7, 2011
Get the Jacking Offmug. by Captain Awesome February 24, 2005
Get the jack noochmug. 
The dissociative experience to real time upon watching several consecutive episodes of the Fox television show "24."
Similar to the feeling of jet lag when traveling between different time zones and experiencing a disconnection between the body's time clock and the actual time. A similar feeling occurs after watching Bauer Hour for too long.
Similar to the feeling of jet lag when traveling between different time zones and experiencing a disconnection between the body's time clock and the actual time. A similar feeling occurs after watching Bauer Hour for too long.
"I've just watched 5 straight episodes of Bauer Hour and I don't know what time it is in real life. Oh well, I'll just go with whatever the last time was on the show, I'm Jack lagged"
by JohnBoyIce Geronimo March 7, 2009
Get the Jack Lagmug. The act of drawing a smiley face on your partners ass with the mouth around the anus, thus meaning then when you take them up it, you recieve head and anal simultaneously.
My wife's crack-a-jack looks like the kool-aid man.
by Iainn August 28, 2005
Get the crack-a-jackmug. by Syl Verona Platter January 6, 2011
Get the Flap Jackmug. by sily mong September 1, 2004
Get the jacking offmug.