Meaning of cannonproof | Babel Free

Definitions

Impenetrable by cannonballs.

not-comparable

Examples

“It had not helped the duke to build himself a cannonproof stone chamber to sleep in for dread of vengeance after the assassination of Orleans.”

“A cannonproof breastwork, built during the previous war, extended along the beach from the hills to the rocks.”

CEFR level