Bulletproof

/bʊl.ɪtpɹuːf/

Last Updated: January 2, 2026 at 12:30 PM

Scrabble:18 ptsWWF:23 pts11 letters

Definition of Bulletproof

verb

To make proof against bullets.
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."

adjective

(of a material) Capable of withstanding a direct shot by a bullet fired from a gun.
"A bulletproof window."
Reliable, infallible, sturdy or error-tolerant.
(usually of an idea or concept) Unbreakable, very tough.

Anagrams of Bulletproof

Words You Can Make

50 words can be made from the letters in "bulletproof":

8-LETTER WORDS

boltrope polluter

7-LETTER WORDS

blooper flouter footler foretop outpoll outroll pollute poofter poulter rollout rolltop toluole topfull trollop trouble

6-LETTER WORDS

befool befoul bolero bolter boulle brulot bullet butler floret fluter foetor footer footle fouler fuller+18 more

Related Word Patterns

BU...Words starting with "bu"...OFWords ending with "of"All 11-letter words Unscramble "bulletproof"

Synonyms & Antonyms

SYNONYMS

foolproof

Rhyming Words

airproof aloof babyproof behoof bombproof burglarproof childproof coof crushproof disproof dustproof fireproof flameproof foolproof forehoof+5 more

Related Words

babbittries babblements babooneries babyproofed babysitting bacchanalia bachelordom bacitracins backbencher backbenches backbitings backbreaker backchecked backcountry backcrossed