bulletproof

See also: bullet-proof

English

Alternative forms

• bullet-proof

Etymology

From bullet +‎ -proof.

Pronunciation

• IPA^(key): /bʊl.ɪtpɹuːf/

• Audio (General Australian):

  (file)

• Hyphenation: bul‧let‧proof

Adjective

bulletproof (comparative more bulletproof, superlative most bulletproof)

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

   bulletproof window

   bulletproof vest

2. (figurative) Reliable, infallible, sturdy or error-tolerant.

   bulletproof hosting

   • 2018 September 20, Graeme Virtue, “Shania Twain review – barnstorming, thigh-slapping spectacular”, in The Guardian‎:

     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.

   • 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 4 July 2021:

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

Synonyms

• (infallible): foolproof

Derived terms

• bulletproof coffee
• bulletproof host
• bulletproof hosting
• bulletproofness
• bulletproof vest

Translations

capable of withstanding a bullet

Afrikaans: koeëlvas Belarusian: куленепрабіва́льны (kuljenjeprabiválʹny) Catalan: antibales, a prova de bales Chinese: Mandarin: 防彈 / 防弹 (zh) (fángdàn) Czech: neprůstřelný Danish: skudsikker Dutch: kogelvrij (nl) Finnish: luodinkestävä (fi) French: pare-balle (fr), blindé (fr) Galician: antibalas (gl) Georgian: ტყვიაგაუმტარი (ṭq̇viagaumṭari) German: kugelsicher (de), schusssicher (de), schussfest (de) Greek: αλεξίσφαιρος (el) (alexísfairos) Hungarian: golyóálló (hu) Ido: kuglespruva (io) Indonesian: tahan peluru (id), antipeluru Italian: antiproiettile (it) Japanese: 防弾 (ja) (ぼうだん, bōdan) Kazakh: оқ дарытпайтын (oq darytpaityn), оқ өтпейтін (oq ötpeitın) Korean: 방탄의 (ko) (bangtanui) Malay: kalis peluru Norwegian: Bokmål: skuddsikker Polish: kuloodporny (pl) Portuguese: à prova de balas, antibalas Romanian: antiglonț Russian: пуленепробива́емый (ru) (puleneprobivájemyj) Slovak: nepriestrelný Slovene: neprebojen Spanish: antibalas, a prueba de balas, blindado (es) Swedish: skottsäker (sv) Thai: กันกระสุน (gan-grà-sǔn) Turkish: kurşun geçirmez Ukrainian: куленепробивни́й (kuleneprobyvnýj)

reliable, infallible

Catalan: infal·lible (ca) m or f Finnish: pomminvarma (fi) French: à toute épreuve (fr), inattaquable (fr) m or f, infaillible (fr) m or f Georgian: უტყუარი (uṭq̇uari), სარწმუნო (sarc̣muno) German: wasserdicht (de) Spanish: infalible (es)

Verb

bulletproof (third-person singular simple present bulletproofs, present participle bulletproofing, simple past and past participle bulletproofed)

1. To make proof against bullets.
2. (slang) to make resistant to failure.

   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.