Of a material Capable of withstanding a direct shot by a bullet fired from a gun.
bulletproof window
bulletproof vest
2 more examples
bulletproof car.
YouTube is awash in gun content, often referred to as “GunTube” by firearm enthusiasts. Individuals who come to GunTube—including children and teens—can find videos which glorify assault weapons, show how to modify firearms, and teach viewers how to shoot through bulletproof glass or “win gunfights.”2023 May 16, “YouTube and Gun Content: A Dangerous Combination for Kids and Teens”, in Everytown Support Fund:
2
Figuratively Reliable, infallible, sturdy or error-tolerant.
bulletproof hosting
The packed opening night of Twain’s first UK tour since 2004 is an impressively barnstorming, thigh-slapping, eye-searing revue that marries her bulletproof back catalogue with a cautious sprinkle of new material.2018 September 20, Graeme Virtue, “Shania Twain review – barnstorming, thigh-slapping spectacular”, in The Guardian:
1 more example
But what tone indicators lack in artfulness, they make up for in their bulletproof inability to be misinterpreted.2020 December 9, Ezra Marcus, “Tone Is Hard to Grasp Online. Can Tone Indicators Help?”, in The New York Times, archived from the original on 04 Jul 2021:
I converted it to a mini-bar and then I went to every single bulletproof in my neighborhood and ordered a ridiculous amount.2024 February 28, André Mack, Sommelier Tries Every Costco Liquor | World Of Wine | Bon Appétit: