n. Something, such as a chair or bench, that may be sat on.n. A place in which one may sit.n. The right to occupy such a place or a ticket indicating this right: got seats for the concert. n. The part on which one rests in sitting: a bicycle seat. n. The buttocks.n. The part of a garment that covers the buttocks.n. A part serving as the base of something else.n. The surface or part on which another part sits or rests.n. The place where something is located or based: The heart is the seat of the emotions. n. A center of authority; a capital: the county seat. See Synonyms at center.n. A place of abode or residence, especially a large house that is part of an estate: the squire's country seat. n. Membership in an organization, such as a legislative body or stock exchange, that is obtained by appointment, election, or purchase.n. The manner of sitting on a horse: a fox hunter with a good seat. v. To place in or on a seat.v. To cause or assist to sit down: The ushers will seat the members of the bride's family. v. To provide with a particular seat: The usher seated me in the back row. v. To have or provide seats for: We can seat 300 in the auditorium. v. To install in a position of authority or eminence.v. To fix firmly in place: seat an ammunition clip in an automatic rifle. verb-intransitive. To rest on or fit into another part: The O-rings had not seated correctly in their grooves. idiom. by the seat of (one's) pants Slang In a manner based on intuition and experience rather than method: He ran the business by the seat of his pants. idiom. by the seat of (one's) pants Slang Without the use of instruments: an inexperienced pilot who had to fly the aircraft by the seat of her pants.