n. The act of reserving, or keeping back; concealment, or withholding from disclosure; reserve.n. Something withheld, either not expressed or disclosed, or not given up or brought forward.n. A tract of the public land reserved for some special use, as for schools, for the use of Indians, etc.n. The state of being reserved, or kept in store.n. n. A clause in an instrument by which some new thing is reserved out of the thing granted, and not in esse before.n. A proviso.n. n. The portion of the sacramental elements reserved for purposes of devotion and for the communion of the absent and sick.n. A term of canon law, which signifies that the pope reserves to himself appointment to certain benefices.n. an agreement to have some space, service or other acommodation, as at a hotel, a restaurant, or on a public transport system, held for one's future use; also, the record or receipt for such an agreement, or the contractual obligation to retain that accommodation.