D defs.my
Entry 4 senses Webster, 1913

Lozenge

/(lŏz"ĕnj)/ · Loz·enge · IPA /ˈlɑz.ɪnd͡ʒ/
01 n. A diamond-shaped figure usually with the upper and lower angles slightly acute, borne upon a shield or escutcheon. Cf. Fusil.
  1. 1.
    A diamond-shaped figure usually with the upper and lower angles slightly acute, borne upon a shield or escutcheon. Cf. Fusil.(Her.) See: Fusil
  2. 2.
    A figure with four equal sides, having two acute and two obtuse angles; a rhomb.
  3. 3.
    Anything in the form of lozenge.
  4. 4.
    A small cake of sugar and starch, flavored, and often medicated. -- originally in the form of a lozenge.
Phrases & compounds
Lozenge coach — the coach of a dowager, having her coat of arms painted on a lozenge.
Lozenge-molding — a kind of molding, used in Norman architecture, characterized by lozenge-shaped ornaments.