n. The act of sitting, or the state of being seated: now rare except in the specific theological sense of Christ's sitting or enthronement at the right hand of God the Father. Also assession.n. The sitting together of a body of individuals for the transaction of business; the sitting of a court, academic body, council, legislature, etc., or the actual assembly of the members of these or any similar body for the transaction of business: as, the court is now in session (that is, the members are assembled for business).n. The time, space, or term during which a court, council, legislature, or the like meets daily for business, or transacts business regularly without breaking up.n. plural In law, a sitting of justices in court, originally, as in England, upon commission: as, the sessions of oyer and terminer. See oyer.n. Eccles., the lowest court of the Presbyterian Church, composed of the pastor and ruling or lay elders of the local church.