shield

anything put between someone or something and a danger so that no harm comes to them

A broad piece of defensive armor, held in hand, formerly in general use in war, for the protection of the body.

A heavily hardened, protective plate on an insect's exoskeleton that covers part of its body.

A framework used to protect workmen in making an adit under ground, and capable of being pushed along as excavation progresses.

A field of energy that protects or defends.

(UK) Parts at the front and back of a vehicle which are meant to absorb the impact of a collision

(figurative) One who protects or defends.

A shape like that of a shield; usually, an inverted triangle with sides that curve inward to form a pointed bottom, commonly used for police identifications and company logos.

The escutcheon on which are placed the bearings in coats of arms.

A spot resembling, or having the form of a shield.

A sign or symbol, usually containing numbers and sometimes letters, identifying a highway route.

(informal) A police badge.

A wide and relatively low-profiled volcano, usually composed entirely of lava flows.

A large expanse of exposed stable Precambrian rock.

A circuit board that can connect to an Arduino microcontroller and extend its capabilities.

A featherless, flat, fleshy protuberance on the head; a frontal shield.

A flattish patch of iridescent feathers.

In lichens, a hardened cup or disk surrounded by a rim and containing the fructification, or asci.

(Scotland, no longer used) A toilet seat.

(figurative, no longer used) A place with a toilet seat: an outhouse; a lavatory.

(no longer used) A coin, the old French crown, or écu, having on one side the figure of a shield.

To protect, to defend.

(UK) To shelter; to protect oneself.

To protect from the influence of.