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seatmate

American  
[seet-mayt] / 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.

See Examples For:

Immediately after sitting down, my seatmate informed me that we were rooting for green and blue, and the other team was our mortal enemies.

From Los Angeles Times ● Apr. 10, 2026

As for the Hermès handbag, in 1983 Birkin was on a flight to London from Paris when she complained to her seatmate about not having a bag that could hold all her belongings.

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

I certainly didn’t want to offend my seatmate by using the wrong fork.

From "Facing the Lion" by Joseph Lemasolai Lekuton and Herman Viola

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