(1):

(n.) Earthen ware or porcelain which has undergone the first baking, before it is subjected to the glazing.

(2):

(n.) A species of white, unglazed porcelain, in which vases, figures, and groups are formed in miniature.

(3):

(n.) A small loaf or cake of bread, raised and shortened, or made light with soda or baking powder. Usually a number are baked in the same pan, forming a sheet or card.

(4):

(n.) A kind of unraised bread, of many varieties, plain, sweet, or fancy, formed into flat cakes, and bakes hard; as, ship biscuit.