(music) A professional musician employed by other musicians or singers, either to play live or to make recordings

plural of session musician

plural of bull session

plural of jam session

(computer security) A type of exploit where a victim’s session id is stolen, allowing the attacker to access a service the victim is logged into.

plural of foley session

(Australia, informal, obsolete) A period on an outback radio network, allocated for private conversation.

plural of galah session

plural of kirk-session

(Christianity) The lowest court in Presbyterian churches, being the governing body of a particular congregation.