Dictionary.com
definitions
  • synonyms

bulletproof

[boo l-it-proof]
See more synonyms for bulletproof on Thesaurus.com
adjective
  1. (of vehicles, glass, clothing, etc.) capable of resisting or absorbing the impact of a bullet.
  2. Informal. safe from failure; without errors or shortcomings and beyond criticism: a bulletproof system; a bulletproof budget.
Show More
verb (used with object)
  1. to make (something) bulletproof.
Show More

Origin of bulletproof

First recorded in 1855–60; bullet + -proof
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018


Examples from the Web for bulletproof

Contemporary Examples

Historical Examples


British Dictionary definitions for bulletproof

bulletproof

adjective
  1. not penetrable by bulletsbulletproof glass
Show More
verb
  1. (tr) to make bulletproof
Show More
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012