A defense or safeguard.
A defensive wall or rampart.
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.
the act of keeping something safe; protection from harm, damage, loss, or theft
the responsibility of a guardian
not returning checks; a system wherein banks keep checks (cheques) that people write, rather than returning them to the account holder with their monthly statement.
the storage of assets in a protected area