A projecting part of a rampart or other fortification.
A well-fortified position; a stronghold or citadel.
A person, group, or thing, that strongly defends some principle.
Any large prominence; something that resembles a bastion in size and form.
To furnish with a bastion.
A defensive wall or rampart.
A defense or safeguard.
A breakwater.
Any means of defence or security.
The planking or plating along the sides of a nautical vessel above her gunwale that reduces the likelihood of seas washing over the gunwales and people being washed overboard.
To fortify something with a wall or rampart.
To provide protection of defense for something.