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underinflated

American

[uhn-der-in-flayt-id] / ˌʌn dər ɪnˈfleɪt ɪd /

adjective

(of a tire, balloon, etc.) not having been inflated to a sufficient pressure; not containing enough air or gas.

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.

Then there’s Deflategate, which involved underinflated balls and led to a suspension for Brady and some of the worst puns ever made.

From The Wall Street Journal • Jan. 28, 2026

The car he was driving was found to be overloaded and one of the tyres was underinflated, Wiltshire Police said.

From BBC • Feb. 13, 2024

While it seems counterintuitive, underinflated tires in extreme heat can be more dangerous than overinflated tires because softer tires make more surface contact with hot pavement, experts say.

From Scientific American • Aug. 18, 2023

As a result, the show feels underinflated, despite its fleet 60-minute running time.

From New York Times • Apr. 27, 2023

He served a four-game Deflategate suspension in 2016, imposed by the NFL for his alleged role in what the league concluded was a scheme by the Patriots to use improperly underinflated footballs.

From Washington Post • Feb. 1, 2023

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023