What is the meaning of Shield?

Anything that protects or defends; defense; shelter; protection.

  1. A broad piece of defensive armor, held in hand, formerly in general use in war, for the protection of the body.
  2. One who protects or defends.
  3. In lichens, a hardened cup or disk surrounded by a rim and containing the fructification, or asci.
  4. A framework used to protect workmen in making an adit under ground, and capable of being pushed along as excavation progresses.
  5. A field of energy that protects or defends.

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

One who protects or defends.

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

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.

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.

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

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

    A toilet seat.

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

    A coin, the old French crown, or écu, having on one side the figure of a shield.

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

    A police badge.

    A large expanse of exposed stable Precambrian rock.

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

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

    A place with a toilet seat: an outhouse; a lavatory.

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

    To protect, to defend.

    To shelter; to protect oneself.

    To protect from the influence of. (Can we add an example for this sense?)

    Source: wiktionary.org