: one with whom one shares a seat (as in a vehicle with double or paired seats)
Examples of seatmate in a Sentence
My seatmate on the flight to Rome was very friendly.
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There was the entertainment lawyer who talked about it over coffee, the handful of reps who mentioned it at a party, and two nearby seatmates who were discussing it on the flight back to Los Angeles.—Mia Galuppo, HollywoodReporter, 23 Mar. 2026 The best-selling Loop Quiet 2 Ear Plugs are my secret weapon to blocking out engine noise, chatty seatmates, and crying babies.—Sophie Dodd, Travel + Leisure, 10 Mar. 2026 Knightley’s front row seatmates for Erdem’s fall 2026 collection show included Oscar-winning and -nominated stars like Helen Mirren and Glenn Close.—Julia Teti, Footwear News, 23 Feb. 2026 Some fliers fought against wearing masks; others loudly disrespected their seatmates (including many a racist tirade), and so on.—Essence, 9 Dec. 2025 See All Example Sentences for seatmate