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Definitions

fail-safe

[feyl-seyf] / ˈfeɪlˌseɪf /


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.

As a key oil producer, Saudi Arabia is relied upon to surge output and stabilize markets during crises, but any physical degradation of its export capacity neuters this critical fail-safe.

From The Wall Street Journal • Mar. 2, 2026

“Within moments, the robot came to a full stop in response to sensing a pedestrian in close proximity, which is considered its fail-safe state.”

From Los Angeles Times • Sep. 25, 2025

There’s no 100% safe way to lift 500 pounds, just like there is no fail-safe way of throwing 100 mph.

From Los Angeles Times • Jul. 20, 2025

Level 4 automated vehicles, which this research was based on, are capable of automatically starting fail-safe and fail-operational protocols.

From Science Daily • Nov. 21, 2024

Upon arrival in the town or reservation, Irwin would trot the horses off the railcars and straight to the nearest back road or bullring, where he would implement a nearly fail-safe betting system.

From "Seabiscuit: An American Legend" by Laura Hillenbrand




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