Jack off

Composed of two words, jack and off. See those for the individual meanings.

I helped my uncle Jack off his horse.

by N. 1. August 26, 2006

Jack Off

To masturbate.
Can also be used to unexpectedly shock people.

Grandma caught her 15 year-old grandson jacking off (masturbating) and she passed out, had a massive heart attack and died.

by chikillanto August 22, 2003

rapping-jack

South Dakota term for "a very swollen, tight vagina" usually seen in North Korean during winter; other rapping-jacks can refer to the little outfits you can purchase to cover you rapping-jack(et) problem. Much money has been made from rapping-jack jackets; the vagina or "pussy" nevertheless stays very tight and swollen.

"Whoa DUDE, it tried to put my totem pole into her rapping-jack and that chick screamed something chinese at me...said later I had creamed on her rapping-jack jacket"

by Princess Peussie April 9, 2005

Jack Balling

Vigorously yanking down on the scrotum with one hand while jerking off the cock with the other. Typically performed in synchronous harmony until a climactic finishing release.

My balls are really sore today. I watched porn all day in my dorm room and was jack balling myself.

by Eaton Holgoode April 26, 2017

Jack

Jacks are classy people. They almost always have smooth skin that the ladies looove, and likes to stay out of drama! But, when a Jack gets into drama, he always backs off. A Jack is astonishinly good with th le ladies and can get pretty much any girl. We also cannot forget about their hair! A true Jack has nice, flowy hair and styles it amazingly. Jacks eyes are the best quality of him, and they always pop out and say, "I am rare, dont forget me."

Girl 1: Omg! Jack just asked me out! What should I say?
Girl 1's concience: Of course say yes! Hes is so sexy and nice and he will treat you well!"

by Thezach25 May 25, 2017

Jack Frosting

Cum that was expelled through masturbation, ie- "Jacking", and has not been cleaned up, allowing it to go shiny and slightly crisp, like cake frosting.

Typically found in teenagers bedrooms, although fully grown men that have wank addictions have been known to jack frost their carpet on a regular basis.

Danielle thought she had hit the jackpot with Steven. He was kind, considerate, and seemed to be very house proud. She relaxed happily on the sofa, thinking about how great her relationship was- until she noticed the Jack Frosting on one of the cushions.

by MagickDio April 23, 2010

jack the rimmer

A male who repeatedly gives rimjobs to unsuspecting victims - Rape rims them. Pretty much a serial rim rapist.

oh na man, don't be mates with steve, he's jack the rimmer

by jacktherimmer March 31, 2007