A group activity with 2 or more people. Includes activities like getting royally spangled listening to the rumble of the sound system. At the sesh you will find mdma fiends and lost wanderers of the let tribe, that have made a nest in the hardtek forest.
A person or a group of people who would do anything for a sesh. Normally come out a night and sesh till sunrise. If you see a sesh gremlin please hide your weed or the gremlins will attack you in a very special way.