Lŏck'et, n.
n. [Fr. loquet, diminutive of O. Fr. loc, latch, lock, from A-S. loc, Icel. loka, O. H. Ger. biloh, bloch, It. lucchetto. See Lock, n.]
Sense 1. A small lock; a catch or spring to fasten a necklace or other ornament.
Sense 2. A little gold case worn as an ornament, often containing a lock of hair or a miniature.