Cŏl'let, n.

n. [Fr. collet, collar, &c., from Lat. collum, neck; It. colletto.]

1. A small collar or neck-band. [Obs.] Foxe.
2. The part of a ring in which the stone is set.

How full the collet with his jewel is! Cowley. 3. (Bot.) A collar. See COLLAR.