Definition of orris

• n. - A plant of the genus Iris (I. Florentina); a kind of flower-de-luce. Its rootstock has an odor resembling that of violets.
• n. - A sort of gold or silver lace.
• n. - A peculiar pattern in which gold lace or silver lace is worked; especially, one in which the edges are ornamented with conical figures placed at equal distances, with spots between them.