How to Use foolproof in a Sentence

foolproof

adjective
  • DNA fingerprinting gives police a virtually foolproof way to link a suspect to a crime scene.
  • The thing is, there’s no foolproof way to tell which is which.
    Jessica Lee, The Seattle Times, 17 July 2017
  • These hacks aren't foolproof, so take what works for you and leave the rest.
    Gabi Thorne, Allure, 1 Feb. 2022
  • Get a foolproof system to pay the rest of your bills — on time.
    Rhonda Abrams, USA TODAY, 31 Jan. 2018
  • Whip up our foolproof poached eggs and hollandaise sauce as the base of the dish.
    Sheena Chihak, Better Homes & Gardens, 19 Sep. 2022
  • There is still a lot of work to make the gecko technique foolproof.
    Jeanne Scott-Monck, The Christian Science Monitor, 4 Sep. 2017
  • The most foolproof way to stow and track items is with clear storage bins.
    Kathleen Willcox, Popular Mechanics, 29 Dec. 2022
  • Tap or click for the foolproof steps to make the job a lot easier.
    Kim Komando, USA TODAY, 5 Sep. 2022
  • Blood cultures aren't foolproof and can take 24 to 48 hours.
    Marla Broadfoot, Science | AAAS, 5 Apr. 2018
  • Proenza Schouler faux-fur coat A faux fur is a foolproof way to stay warm.
    Porter Simmons, Vogue, 24 Nov. 2023
  • This not to say that the 420 Cup is entirely foolproof.
    Mike Duff, Car and Driver, 1 June 2022
  • Our new one, BA's best lasagna, isn't: just a foolproof ragù, béchamel, and pasta.
    Alyse Whitney, Bon Appetit, 1 Mar. 2018
  • My foolproof self-care move is a hot bath in the evening, with a bunch of magnesium salts thrown in.
    Maya Allen, Marie Claire, 24 Sep. 2020
  • As with any gizmo, keep in mind that these things are not foolproof.
    Keith McCafferty, Field & Stream, 19 June 2020
  • But these are not foolproof, as there are now thousands to choose from and some that are very risky.
    Jonathan Dash, Forbes, 21 Apr. 2021
  • The truth is that there is no foolproof way to report on North Korea.
    Choe Sang-Hun, New York Times, 15 Sep. 2016
  • But the tool isn't foolproof, OpenAI warned in a blog post Tuesday.
    Peter Weber, The Week, 31 Jan. 2023
  • The truth is there’s no foolproof way to gauge how close or far away the Pacers are from that caliber of team.
    J. Michael, Indianapolis Star, 18 Nov. 2019
  • The most foolproof way to avoid heat damage is a no-brainer: Don't use heat.
    Amanda Mitchell, Allure, 21 Dec. 2020
  • The Instant Pot also is a foolproof and a hands-off way of making rice.
    cleveland, 29 June 2020
  • However, the best alarm clock—rather the best foolproof alarm clock—is an alarm clock that can do both.
    Deanne Revel, Better Homes & Gardens, 16 Mar. 2023
  • Her method is a foolproof way to get that chicharrón as well as tender meat that falls off the bone.
    New York Times, 22 Mar. 2021
  • Then, pack one of these to make starting a fire as foolproof as ever.
    Andrew Goble, GQ, 30 Apr. 2017
  • Yet Tranel is the first to admit that even an out-of-the-box solution like this one isn’t foolproof.
    New York Times, 11 Aug. 2021
  • Rotisserie chicken, peas, and herbs come together for this foolproof one-pot meal.
    Symiah Dorsey, Southern Living, 14 Mar. 2026
  • Pretty is almost foolproof in a time of uncertainty.
    Rachel Tashjian, CNN Money, 10 Mar. 2026
  • Beige Much like gray, beige is often seen as a foolproof choice.
    Marisa Suzanne Martin, The Spruce, 7 Mar. 2026
  • To avoid disaster, the two hatch a foolproof plan.
    Randy Myers, Mercury News, 4 Mar. 2026
  • Of course, the tests are not foolproof.
    Tanya Lewis, Scientific American, 19 Feb. 2026
  • The system isn’t exactly foolproof.
    Eliza Shapiro, New York Times, 14 Feb. 2026

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'foolproof.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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