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 condition or feeling of being safe; security; certainty.
An instance of a player being sacked or tackled in the end zone, or stepping out of the end zone and off the field, resulting in two points to the opposite team.
A mechanism on a weapon or dangerous equipment designed to prevent accidental firing.
Any of the defensive players who are in position furthest from the line of scrimmage and whose responsibility is to defend against passes as well as to be the tacklers of last resort.
A safety squeeze.
Preservation from escape; close custody.
to secure a firing pin, as in guns, to keep the gun from firing
To secure (a mechanical component, as in aviation) to keep it from becoming detached even under vibration.