jackfest 

A party of one or more featuring multiple and prolonged bouts of self-pleasure.

Where is Jeff?
He's at home, probably having a Jackfest.

jackfest by Tom Cioccone February 22, 2011

jackfest 

1. A situation where way too many people are doing nothing and getting in the way and there is a lot of waiting around.

2. A situation where everyone is raining praise on eachother.

1. The DMV is a total jackfest.

2. The board meating was a total jackfest

jackfest by hititlong January 4, 2006

Juckfest

n. The annual trip held by some residents of Lakeville/Freetown. This tradition was started in 2004. In 2006, Juckfest 3.0 the movie was filmed. The members of the Juckfest crew, also loosely called LHC, may not be juckets in the traditional sense but call themselves as such.

Yo bro, let's go to Juckfest and die.

Juckfest by Bob Johnson (the real one) July 7, 2008

jankfest 

a whole lot of jank going down at one time; a collaboration of crazy happenings

Man, that party was jankfest.

jankfest by Bubbaganoosh May 29, 2007

Jackcest 

When a local thot by the name of Jack feels sexual desire for himself so he stickes his own peen in his bum and repopulated the ocean

Dude, did you see that jack over there?! He was totally gonna do some jackcest tonight

Jackcest by Absolutely_stupid January 14, 2019

jackest 

To take something that is not yours ( Stealing ) or to take something back that has been stolen from you.

I just jackest that guys watch
Im gonna jackest that last coke!
I think that women just jackest my wallet

jackest by Enforcer100 December 15, 2006