Definition of Impregnable

not able to be defeated or demolished

Examples of Impregnable in a sentence

The man hoped his home would be impregnable during the tornado.  🔊

Despite our squad's best efforts, we could not win the game against the impregnable team.  🔊

While other companies seemed to fare poorly during the depression, the oil companies remained impregnable and earned hefty profits.  🔊

The killer did not think anyone would be able to detect the body beneath the impregnable concrete floor.  🔊

During the battle, the soldiers were unable to breach the impregnable castle walls.  🔊

The soccer team won the championship because of its impregnable defense.  🔊

Whenever the popular celebrity went on errands, an impregnable team of bodyguards accompanied her.  🔊

The farmer built an impregnable fence to keep his cattle on his land.  🔊

Although the burglar tried for two hours to open the safe, he could not solve the impregnable code.  🔊

The prison’s impregnable security wall makes it impossible for inmates to leave the grounds.  🔊

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