a thing made or used for sitting on, such as a chair or stool

a person's buttocks

a place in an elected legislative or other body

he lost his seat in the 1997 election

a principal site or location

Parliament House was the seat of the Scots Parliament until the Union with England

a part of a machine that supports or guides another part

if the valve seat is damaged, it can be recut using a special tool

arrange for (someone) to sit somewhere

Owen seated his guests in the draughty baronial hall

fit in position

upper boulders were simply seated in the interstices below