A masturbation session. Also known as a JO sesh or a circle jerk. Guys masturbating together. The use of Albolene or some other lube is recommended
StrokeCentral set up a sesh for tomorrow night and 7 other guys are going.
by lajerker July 23, 2005
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Sesh - the act of doing/working on educational, studious work with you and your peers.
Ron: Woukd you like to sesh later in the library?
Jerry: Yes! Can Josh come too?
Ron: No.
Josh: :(
by Johnnnnnnn Woooodennn December 01, 2015
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smoking crack, weed, or what ever does your fancy. Commonly known in the Sydney and Western area of Sydney...
Kalika and Dixie r "seshin" on like doped pyromaniacs!
by Kalika April 12, 2006
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"Sesh" short for session, can be used to describe any period of time. Commonly used to describe the gathering of fiends or friends to consume recreational drugs such as Marijuana or Nicotine.

Also used to describe a device used to consume recreational drugs, such as a Juul or Wax.
Sorky: Ay yo Christian, you got the sesh?
Christian: Yea 3g rn?
Sorky: Word
by TheRealSorky June 03, 2019
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the phrase you use when you're getting ready for a large session, usually said in Ireland. Mostly said by teenage scrotes
"Katie, are you ready to get your sesh on?"
by niamhoe June 07, 2016
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