Generally goofing off when work needs to be completed also implying that one jerks it during working hours.
tha boss: where are all the junior workers at?

shift manager: I'm not certain but I'll bet they're slackin' and jackin' in the janitor's closet or bathroom.
by cats pajamaz June 25, 2010
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MySpace jackin happens when a dude finds a really hot picture of a girl and, you guessed it, pleasures him self to it
Last night, Jeff decided not to go out, but spent an hour MySpace jackin to some pictures of an underage girl that he didn't even know
by Turbo_86 August 20, 2006
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One of many euphemisms for "masturbation" (e.g. slappin' the salami, jack off, beat off, buffing the bishop, glean the obscene bean, choking the chicken, spanking the monkey, waxing the wonker, greasing the guppy, shooting putty at the moon, and Rosie Palmer and her Five Sisters doing the Four Knuckle Shuffle.
Frank will be a little bit late. He's still back at his house jackin' the beanstalk.
by Frank Klaune January 24, 2005
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Used when someone is "Messing" with oppositions; enemies.
If you "jackin the opps" you gonna get boomed.
by grahgrahboom October 22, 2022
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The action in which a man pisses while ejaculating. Can be done by pissin' and jackin'; sometimes seen with two hands waving in a furious frenzy. Quite dangerous. Referred to in short by "PJ".
Andrew was so enticed by the Showerman that he started pissin' jackin'.
by Christopher "The Shower" Man August 18, 2010
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1. v. An old turn-of the century baseball term for hitting a homerun, derived from the original backyard baseball homerun, when a potatoe was hit with a stick.

2. v. To hit a sexual "homerun", or more simply, to have sexual intercourse.

3. v. (a) To recieve a hand-job. (b) To mastubate.
1. Look at Babe Ruth jackin' the 'tater!

2. Babe ruth jacked the 'tater with a hottie last night.

3. (a) That hottie jacked his 'tater. (b) But she didn't finish so he had to jack his own 'tater.
by distancerunner143 February 8, 2010
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Spouting bullshit. Or telling a bullshit story that someone believes.
Player1: Dude did you hear the John's brother got arrested with drugs
Player2: Naw man he was just jaw jackin ya. His bro is fine.
Player1: Fucker
by Mitchman99 November 13, 2006
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