jack the slack

To masturbate, aka to jack off, jerk off, burp the worm

Will Jack jack the slack tonight?

by EpicEric26 January 18, 2018

jack slack

Very HOT. The best guy you will ever meet.

Jack Slack is very HOT

by Hot guy. March 13, 2019

Jack it and slack it

The action of “jacking it” (beating the absolute fuck out of your dick) and then “slacking it “ (lying around and not doing anything

Me: When I get home I finna jack it and slack it

Random nigga: vro same that’s like all I’ve been doing lately
Me: wait who tf are you

by Inatehiggers April 18, 2018