Word.ws English Dictionary

bullet-proof

bullet-proof is the alternative spelling of bulletproof.

Meaning of bulletproof

Adjective

bulletproof (comparative more bulletproof, superlative most bulletproof)

  1. Capable of withstanding a direct shot by a bullet fired from a gun.
    • bulletproof window
  2. (figuratively) Reliable, infallible, sturdy or error-tolerant.
    • bulletproof hosting
    Synonyms:
    foolproof

See all 5 meanings of bulletproof

Forms of bullet-proof

Adjective
comparativemore bullet-proof
superlativemost bullet-proof
Verb
third-person singular presentbullet-proofs
present participlebullet-proofing
past participlebullet-proofed
pastbullet-proofed

Questions about bullet-proof

What is bullet-proof the alternative spelling of?
Bullet-proof is the alternative spelling of bulletproof.

Words near bullet-proof in the dictionary

  1. bullet-nose
  2. bullet-point
  3. bullet-pointed
  4. bullet-pointing
  5. bullet-points
  6. bullet-proof
  7. bullet-proofed
  8. bullet-proofing
  9. bullet-proofs
  10. bullet-screen game
  11. bullet-screen games

Source and license

Adapted from Wiktionary: bullet-proof (page history and authors); bulletproof (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “bullet-proof.” Word.ws, https://word.ws/bullet-proof. Based on Wiktionary, CC BY-SA 4.0.