bulletproof

See also: bullet-proof

English

Alternative forms

• bullet-proof

Etymology

bullet +‎ -proof

Pronunciation

• IPA^(key): /bʊl.ɪtpɹuːf/

• Audio (AU):

  (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.

   A bulletproof window.

   A bulletproof vest.

2. (idiomatic) reliable, infallible, sturdy or error-tolerant.
3. (usually of an idea or concept) Unbreakable, very tough.

Synonyms

• (infallible): foolproof

Translations

capable of withstanding a bullet

• Afrikaans: koeëlvas
• Catalan: antibales
• Chinese:

  Mandarin: 防彈／防弹 (zh) (fángdàn), 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)
• Greek: αλεξίσφαιρος (el) (alexísfairos)
• Hungarian: golyóálló
• (deprecated template usage) {{trans-mid}}
• Ido: kuglespruva (io)
• Italian: antiproiettile
• Japanese: 防弾 (ぼうだん, bōdan)
• Malay: kalis peluru
• Norwegian:

  Bokmål: skuddsikker

• Polish: kuloodporny (pl)
• Portuguese: à prova de balas, antibalas
• Russian: пуленепробива́емый (ru) (puleneprobivájemyj)
• Spanish: antibalas, a prueba de balas
• Swedish: skottsäker
• Thai: กันกระสุน (gan-grà-sǔn)
• Turkish: kurşun geçirmez

reliable, infallible

• Catalan: infal·lible m or f
• Finnish: pomminvarma (fi)
• French: à toute épreuve (fr), inattaquable (fr) m or f, infaillible (fr) m or f
• (deprecated template usage) {{trans-mid}}
• 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.