Jŭmp'er, n.

n. 1. One who jumps.

2. A long iron chisel or borer used by masons and miners.
3. A rude kind of sleigh; — usually, a simple box on runners; strictly, on runners which are parts of the poles forming the thills, and the middle portions of which are made thinner, so as to bend. [U. S.]
4. A fur under-jacket. Kane.
5. One belonging to a certain religious sect, especially in Wales, characterized by many remarkable eccentricities.
6. (Entom.) The larvæ of an insect of the genus Piophila (P. casei, or cheese-fly).