seater

US: (sē′tər)

WordReference Random House Unabridged Dictionary of American English © 2025

seat•er  (sē′tər), n. 

1. a person or thing that seats.
2. Transport a vehicle that seats a specified number of persons (usually used in combination):
   The car is a four-seater.

• seat + -er¹ 1685–95

WordReference Random House Learner's Dictionary of American English © 2025

seat /sit/  n. [countable]

1. something to support a person in a sitting position, as a chair:
   His seat is over there.
2. the part of something on which one sits:
   to repair a broken chair seat.
3. the buttocks, or the part of the garment covering the buttocks:
   wet paint on the seat of his pants.
4. something on which the base of an object rests, or the base itself.
5. a place in which something occurs:
   a college as a seat of learning.
6. Government a place in which power is placed or located:
   Washington is the seat of the U.S. government.
7. Government a right to sit as a member, as in a legislative or financial body:
   a seat on the stock exchange.

v. [~ + object]

8. to place on a seat:
   seated himself by the window.
9. to guide to a seat:
   The ushers seated her in the front row.
10. to provide with seats:
    [not: be + ~-ing] a theater that seats 1200 people.
11. Government to install in a position of authority.
12. to attach to something as a base:
    Seat the telescope on the tripod.

Idioms

13. Idioms by the seat of one's pants, using experience and/or guesswork:
    had to land the plane by the seat of her pants.

WordReference Random House Unabridged Dictionary of American English © 2025

seat  (sēt), n. 

1. something designed to support a person in a sitting position, as a chair, bench, or pew;
   a place on or in which one sits.
2. the part of a chair, sofa, or the like, on which one sits.
3. the part of the body on which one sits;
   the buttocks.
4. the part of the garment covering it:
   the seat of one's pants.
5. a manner of or posture used in sitting, as on a horse.
6. something on which the base of an object rests.
7. the base itself.
8. a place in which something belongs, occurs, or is established;
   site;
   location.
9. Government a place in which administrative power or the like is centered:
   the seat of the government.
10. a part of the body considered as the place in which an emotion or function is centered:
    The heart is the seat of passion.
11. the office or authority of a king, bishop, etc.:
    the episcopal seat.
12. a space in which a spectator or patron may sit;
    accommodation for sitting, as in a theater or stadium.
13. right of admittance to such a space, esp. as indicated by a ticket.
14. Government a right to sit as a member in a legislative or similar body:
    to hold a seat in the senate.
15. a right to the privileges of membership in a stock exchange or the like.
16. by the seat of one's pants, using experience, instinct, or guesswork.

v.t. 

17. to place on a seat or seats;
    cause to sit down.
18. to usher to a seat or find a seat for:
    to be seated in the front row.
19. to have seats for;
    accommodate with seats:
    a theater that seats 1200 people.
20. to put a seat on or into (a chair, garment, etc.).
21. Government to install in a position or office of authority, in a legislative body, etc.
22. to fit (a valve) with a seat.
23. to attach to or place firmly in or on something as a base:
    Seat the telescope on the tripod.

v.i. 

24. (of a cap, valve, etc.) to be closed or in proper position:
    Be sure that the cap of the dipstick seats.

• Old Norse sæti
• Middle English sete (noun, nominal) 1150–1200

seat′er, n. 
seat′less, adj. 
Synonyms

• 1. throne, stool.
• 3. bottom, fundament.