bulletproof

play
adjective bul·let·proof \ˈbu̇-lət-ˌprüf also ˈbə-\

Definition of bulletproof

  1. 1 :  impenetrable to bullets bulletproof glass

  2. 2 :  not subject to correction, alteration, or modification a bulletproof argument

  3. 3 :  invincible

Examples of bulletproof in a Sentence

  1. The car has bulletproof windows.

  2. The police officer was wearing a bulletproof vest.

Recent Examples of bulletproof from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'bulletproof'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

1693

First Known Use of bulletproof

1693


BULLETPROOF Defined for English Language Learners

bulletproof

play
adjective

Definition of bulletproof for English Language Learners

  • : made to stop bullets from going through


BULLETPROOF Defined for Kids

bulletproof

play
adjective bul·let·proof \ˈbu̇-lət-ˌprüf\

Definition of bulletproof for Students

  1. :  made to stop bullets from going through



Seen and Heard

What made you want to look up bulletproof? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

a lively discussion

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • istock-refers-to-this-as-a-tumble-of-strawberries-which-sounded-pretty-nice-to-us
  • Which is a synonym of garner?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!