(1):

(n.) A bearing or a charge consisting of an escalop shell.

(2):

(n.) A regular, curving indenture in the margin of anything. See Scallop.

(3):

(n.) A bivalve shell of the genus Pecten. See Scallop.

(4):

(n.) The figure or shell of an escalop, considered as a sign that the bearer had been on a pilgrimage to the Holy Land.