- (colloquial) A period of time spent engaged in some group activity.
- (slang) An informal get-together or meeting to perform a group activity. A sesh may or may not have a defined goal to accomplish but encompasses an implicit goal of a social bonding experience.
- (colloquial, in U.K.) A period of sustained social drinking.
- (colloquial, in Australia) A period of sustained cannabis smoking.
Short form of session.