A long, narrow, more or less rigid part of an object extending from the main part or centre of the object, such as the arm of an armchair, a crane, a pair of spectacles or a pair of compasses.
Hereditary designs and symbols depicted on an escutcheon, sometimes accompanied by other elements of a heraldic achievement, such as a helm, crest, crest coronet, torse, mantling and supporters; described by a blazon.