1. (n.) The surface, usually a shield, upon which bearings are marshaled and displayed. The surface of the escutcheon is called the field, the upper part is called the chief, and the lower part the base (see Chiff, and Field.). That side of the escutcheon which is on the right hand of the knight who bears the shield on his arm is called dexter, and the other side sinister.

2. (n.) A marking upon the back of a cow's udder and the space above it (the perineum), formed by the hair growing upward or outward instead of downward. It is esteemed an index of milking qualities.

3. (n.) That part of a vessel's stern on which her name is written.

4. (n.) A thin metal plate or shield to protect wood, or for ornament, as the shield around a keyhole.

5. (n.) The depression behind the beak of certain bivalves; the ligamental area.

achievement alerion animal charge annulet argent armorial bearings armory arms azure bandeau bar bar sinister baton bearings bend bend sinister billet blazon blazonry bordure broad arrow cadency mark canton chaplet charge chevron chief coat of arms cockatrice coronet crescent crest cross cross moline crown device difference differencing eagle ermine ermines erminites erminois falcon fess fess point field file flanch fleur-de-lis fret fur fusil garland griffin gules gyron hatchment helmet heraldic device honor point impalement impaling inescutcheon label lion lozenge mantling marshaling martlet mascle metal motto mullet nombril point octofoil or ordinary orle pale paly pean pheon purpure quarter quartering rose sable saltire scutcheon shield spread eagle subordinary tenne tincture torse tressure unicorn vair vert wreath yale