From The Collaborative International Dictionary of English v.0.48:
Seat \Seat\ (s[=e]t), n. [OE. sete, Icel. saeti; akin to Sw.
s[aum]te, Dan. saede, MHG. s[=a]ze, AS. set, setl, and E.
sit. [root]154. See Sit, and cf. Settle, n.]
1. The place or thing upon which one sits; hence; anything
made to be sat in or upon, as a chair, bench, stool,
saddle, or the like.
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And Jesus . . . overthrew the tables of the money
changers, and the seats of them that sold doves.
--Matt. xxi.
12.
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2. The place occupied by anything, or where any person or
thing is situated, resides, or abides; a site; an abode, a
station; a post; a situation.
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Where thou dwellest, even where Satan's seat is.
--Rev. ii. 13.
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He that builds a fair house upon an ill seat
committeth himself to prison. --Bacon.
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A seat of plenty, content, and tranquillity.
--Macaulay.
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3. That part of a thing on which a person sits; as, the seat
of a chair or saddle; the seat of a pair of pantaloons.
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4. A sitting; a right to sit; regular or appropriate place of
sitting; as, a seat in a church; a seat for the season in
the opera house.
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5. Posture, or way of sitting, on horseback.
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She had so good a seat and hand she might be trusted
with any mount. --G. Eliot.
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6. (Mach.) A part or surface on which another part or surface
rests; as, a valve seat.
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Seat worm (Zool.), the pinworm.
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From The Collaborative International Dictionary of English v.0.48:
Seat \Seat\, v. i.
To rest; to lie down. [Obs.] --Spenser.
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From The Collaborative International Dictionary of English v.0.48:
Seat \Seat\, v. t. [imp. & p. p. Seated; p. pr. & vb. n.
Seating.]
1. To place on a seat; to cause to sit down; as, to seat
one's self.
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The guests were no sooner seated but they entered
into a warm debate. --Arbuthnot.
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2. To cause to occupy a post, site, situation, or the like;
to station; to establish; to fix; to settle.
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Thus high . . . is King Richard seated. --Shak.
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They had seated themselves in New Guiana. --Sir W.
Raleigh.
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3. To assign a seat to, or the seats of; to give a sitting
to; as, to seat a church, or persons in a church.
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4. To fix; to set firm.
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From their foundations, loosening to and fro,
They plucked the seated hills. --Milton.
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5. To settle; to plant with inhabitants; as to seat a
country. [Obs.] --W. Stith.
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6. To put a seat or bottom in; as, to seat a chair.
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