A tower or an increased work, used for the security, or in the siege, of a fortified place.
“The Bastille”, formerly a castle or fortress in Paris, utilized as a prison, specifically for political offenders; therefore, a rhetorical name for a prison.
A bridge-tower, gate-tower, outlying defense, or citadel.
In French record, a fortress made use of as a situation jail.
therefore By extension, any jail, specifically one performed in an arbitrary or oppressive way.
A movable tower used by the besiegers of a solid destination, whether for nearing the wall space (view belfry) or as a defense and security the besiegers.
How would you define bastile?