Invulnerable to gunfire (11)
I believe the answer is:
bulletproof
(Other definitions for bulletproof that I've seen before include "is warding off flak?" , "safe from slugs" , "Able to resist being shot" , "life-saving protection" , "Flawless" .)
I believe the answer is:
bulletproof
(Other definitions for bulletproof that I've seen before include "is warding off flak?" , "safe from slugs" , "Able to resist being shot" , "life-saving protection" , "Flawless" .)