(1):

(n.) An appendage to the shield, placed above it, and supporting the crest (see Illust. of Crest). It generally represents a twist of two cords of silk, one tinctured like the principal metal, the other like the principal color in the arms.

(2):

(n.) Something twisted, intertwined, or curled; as, a wreath of smoke; a wreath of flowers.

(3):

(n.) A garland; a chaplet, esp. one given to a victor.