(1):

(n.) A shell or shell-like dish or mold in which viands are served.

(2):

(n.) The expansion of the guard of a sword, dagger, etc.

(3):

(n.) A form of ruching used as a dress trimming or for neckwear, and named from the manner in which it is gathered or fulled.

(4):

(n.) Lit., a shell;