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seatmate

American  
[seet-meyt] / ˈsitˌmeɪt /

noun

  1. a person who shares a seat or occupies the seat next to oneself on a bus, plane, etc.


Etymology

Origin of seatmate

An Americanism dating back to 1855–60; seat + mate 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

That seatmate turned out to be Jean-Louis Dumas, then the chief executive of Hermès.

From The Wall Street Journal • Oct. 9, 2025

Meanwhile, Mr Davis’ seatmate Toby Pearl, from Wales, was providing CPR to a passenger who was unconscious.

From BBC • May 28, 2024

On the flight to Nashville, my seatmate, a nurse and a practicing Catholic, clocking my reading material, confessed her love for Kingsbury.

From New York Times • Mar. 29, 2024

Faye said she took off her mask so her seatmate could hear her and said “on the count of three I’m going to unbuckle him. We’re going to pull him out.”

From Seattle Times • Jan. 9, 2024

Unfortunately for Farrington, his seatmate was an off-duty policeman.

From "The Best of Enemies" by Osha Gray Davidson

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