sesh litterally just means party in english slang, its often used by teenagers and when they use it they usually mean 'were gonna get pissed off wkd and echo falls at the park at 10, blasting partys underway'
by britishbarbie February 16, 2021

by Babyjess July 19, 2016

The trauma caused by a consistent over-indulgent relationship with ‘the sesh’. Commonly experienced post-festival or after a particularly heavy weekend of drug based debauchery.
Pretty sure I’ve got Post Traumatic Sesh Disorder (PTSD) after boshing through those 3 for a £100 bags last weekend
by Bristol2222 January 11, 2023

A marijuana smoking session which leads on to the wee hours of the morning, preferably out of a bong, and consumes many grams in one sitting.
Yo man I was tryin to fuckin catch a wink last night but steve just stayed up Bauer Seshin' beside me.
by Weed112 October 14, 2010

by Ladbible51 December 22, 2019

"lets go get together and have a burning sesh for jake"
"hell yeah! jakes single that bitch deserves all of her shit thrown in the fire"
"hell yeah! jakes single that bitch deserves all of her shit thrown in the fire"
by miabobia May 13, 2014

Sesh, a time spent with a group of people doing drugs commonly cocaine and getting as fucked as possible.
by Cocaine Danny June 11, 2018
