Emily Dickinson Lexicon

DELF, n. [Sax. delfan, to delve, to dig.]

1. A mine; a quarry; a pit dug. [Rarely used.] – Ray.
2. Earthen ware, covered with enamel or white glazing in imitation of China ware or porcelain, made at Delft in Holland; properly, Delft-ware.