bulletproof — English Dictionary

Adjective

1. Capable of withstanding a direct shot by a bullet fired from a gun.

   Usage

   • of a material

   Examples

   bulletproof window

   bulletproof vest

   More examples (2)

   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.”

2. Reliable, infallible, sturdy or error-tolerant.

   Usage

   • Figurative

   Examples

   bulletproof hosting

   More examples (1)

   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.

   But what tone indicators lack in artfulness, they make up for in their bulletproof inability to be misinterpreted.

Verb

1. To make proof against bullets.

   Usage

   • Transitive

2. To make resistant to failure.

   Usage

   • Informal
   • Transitive

   Examples

   We have to bulletproof this program before we let the users at it; check every input, catch every possible flaw... it must not fail in use.

Noun

1. A liquor store

   Usage

   • Slang

   Examples

   I converted it to a mini-bar and then I went to every single bulletproof in my neighborhood and ordered a ridiculous amount.

Adjective

1. without flaws or loopholes

   Synonyms

   unassailableunshakablewatertightironclad

   Examples

   an ironclad contract

   a watertight alibi

   More examples (1)

   a bulletproof argument

2. not penetrable by bullets

   Examples

   bulletproof glass

   bulletproof vest

Verb

1. make bulletproof

   Broader terms

   proof

   Examples

   bulletproof the car