How to Use fail-safe in a Sentence

fail-safe

adjective

• This allowed the train to move while the doors were open, contrary to the train’s fail-safe design.
  — Laura Crimaldi, BostonGlobe.com, 27 June 2023
• Then another fail-safe — a credential scan that should have also caught the key — missed that the key was there.
  — Wes Davis, The Verge, 6 Sep. 2023
• As for sounds, white noise is a pretty fail-safe choice for most babies who are accustomed to the noise of their mother’s womb.
  — Sarah Bradley, Parents, 10 July 2023
• Mint or lemon balm are fail-safe options for sunset cocktails or morning teas.
  — Deanna Kizis, Sunset Magazine, 7 July 2023
• What McPherson is yearning for now is a fail-safe uniform of sorts—clothes that will gird her against the uncertainty of our hazy and not-quite-post-pandemic world.
  — Alison S. Cohn, Harper's BAZAAR, 8 Aug. 2023
• For older decks with uncapped composite boards, Trex doesn’t have any fail-safe suggestions.
  — Jeanne Huber, Washington Post, 22 Mar. 2024
• My Kabul One of my fail-safe tips for finding good food in an unfamiliar place is to look for dishes that don’t seem to fit on a menu — say, butter chicken in an Afghan restaurant.
  — Tom Sietsema, Washington Post, 24 Jan. 2024
• The result: The fusion algorithm relied solely on the data from the gyroscope as the drone switched over to fail-safe mode and landed safely before any damage was done.
  — IEEE Spectrum, 26 Feb. 2019
• But as Ben Wheatley’s misguided 2020 Netflix movie version proved, the material is far from fail-safe.
  — David Benedict, Variety, 19 Sep. 2023
• Although there is no fail-safe approach to addressing the risks associated with high heat exposure, talking more about what's at stake is a good start.
  — Terri Adams-Fuller, Scientific American, 15 June 2023
• Luckily, Versace and Omega is a pretty fail-safe combination.
  — Rachel Cormack, Robb Report, 14 Mar. 2024
• Consider this the fail-safe way to make a statement during the colder months—a leopard-print coat that's both fiercely cool and classic.
  — Andrea Cheng, InStyle, 29 Dec. 2025
• Paying to go ad-free isn’t fail-safe either.
  — Jennifer Farmer, Rolling Stone, 25 Nov. 2025
• What are your fail-safe hairstyling products?
  — Ranyechi Udemezue, Vogue, 24 Nov. 2025
• It should also be remembered that even if such a time does come, Charles does have a fail-safe.
  — Jack Royston, MSNBC Newsweek, 28 Sep. 2025