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.
• Of course, the tests are not foolproof.
  — Tanya Lewis, Scientific American, 19 Feb. 2026
• 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
• The plan doesn’t seem so foolproof to me anyway.
  — R. Eric Thomas, Chicago Tribune, 15 Apr. 2026
• Get a foolproof system to pay the rest of your bills — on time.
  — Rhonda Abrams, USA TODAY, 31 Jan. 2018
• There is still a lot of work to make the gecko technique foolproof.
  — Jeanne Scott-Monck, The Christian Science Monitor, 4 Sep. 2017
• As with any gizmo, keep in mind that these things are not foolproof.
  — Keith McCafferty, Field & Stream, 19 June 2020
• The most foolproof way to stow and track items is with clear storage bins.
  — Kathleen Willcox, Popular Mechanics, 29 Dec. 2022
• Whip up our foolproof poached eggs and hollandaise sauce as the base of the dish.
  — Sheena Chihak, Better Homes & Gardens, 19 Sep. 2022
• Tap or click for the foolproof steps to make the job a lot easier.
  — Kim Komando, USA TODAY, 5 Sep. 2022
• This is a foolproof way to torch calories while staying cool.
  — Stephanie Mansour, NBC News, 9 Sep. 2019
• Then, pack one of these to make starting a fire as foolproof as ever.
  — Andrew Goble, GQ, 30 Apr. 2017
• Beige Much like gray, beige is often seen as a foolproof choice.
  — Marisa Suzanne Martin, The Spruce, 7 Mar. 2026
• Or, keep it simple with the most basic, but foolproof white tee.
  — Erika Veurink, Vogue, 9 Aug. 2024
• What is a foolproof method to tell whether someone has stopped breathing?
  — Pat Myers, Washington Post, 8 Dec. 2022
• This small-batch ice cream and sorbet shop is a foolproof place to indulge.
  — Megha McSwain, Chron, 3 June 2022
• 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
• Looking for a foolproof gift idea for your kid’s teacher?
  — Maria Conti, Better Homes & Gardens, 25 Sep. 2025
• To avoid disaster, the two hatch a foolproof plan.
  — Randy Myers, Mercury News, 4 Mar. 2026
• This melanin is not foolproof in protecting your skin, though.
  — Bruce Y. Lee, Forbes.com, 31 May 2026
• Make things simpler by building your wardrobe around a few foolproof hero pieces.
  — Amanda Le, InStyle, 14 Mar. 2026
• Your favorite game day dip just became foolproof.
  — Jenna Sims, Southern Living, 25 Dec. 2025
• As for shoes, loafers lean preppy, while pumps are also a foolproof choice—your pick!
  — India Roby, Glamour, 15 July 2026
• There isn’t a foolproof solution, but a tight fit along your cheeks and nose will help a lot.
  — John Kennedy, Popular Science, 10 Dec. 2020
• This strategy, of course, would not be foolproof.
  — Max Bultman, New York Times, 5 June 2026
• 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
• 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
• Watch the video for foolproof steps to getting a perfect coif in mere minutes.
  — Jennifer Tzeses, Harper's BAZAAR, 13 Sep. 2017
• But fear not—Vogue has a foolproof guide for nailing a beach wedding.
  — Christian Allaire, Vogue, 28 Apr. 2025