n. A bivalve mollusk of the family Pectinidæ; any pecten.n. One of the valves of a scallop or pecten; a scallop-shell, as a utensil; also, a scallop-shell as the badge of a pilgrim. See scallop-shell.n. In heraldry, the representation of a scallop.n. A small shallow pan in which fish, oysters, mince-meat, etc., are cooked, or are finally browned after being cooked.n. One of a number of small curves resembling segments of circles, cut by way of ornament on the edge of a thing, the whole simulating the outer edge of a scallop-shell.n. A lace band or collar scalloped round the edges.To mark or cut the edge of into convex rounded lobes.To cook in a scallop; hence, specifically, to prepare by mixing with crumbs, seasoning, and baking until browned on the top: as, to scallop fish or meat.