Adjective: bulletproof 'bû-lit,proof
- Not penetrable by bullets
"bulletproof glass"; "bulletproof vest"
- Without flaws or loopholes
"a bulletproof argument";
- unassailable, unshakable, watertight, ironclad, unshakeable
Derived forms: bulletproofs, bulletproofed, bulletproofing
See also: armored [US], armoured [Brit, Cdn], incontestable, incontestible
Type of: proof
Encyclopedia: Bulletproof