Jumper(n.) One who, or that which, jumps.
Jumper(n.) A long drilling tool used by masons and quarrymen.
Jumper(n.) A rude kind of sleigh; -- usually, a simple box on runners which are in one piece with the poles that form the thills.
Jumper(n.) The larva of the cheese fly. See Cheese fly, under Cheese.
Jumper(n.) A name applied in the 18th century to certain Calvinistic Methodists in Wales whose worship was characterized by violent convulsions.
Jumper(n.) spring to impel the star wheel, also a pawl to lock fast a wheel, in a repeating timepiece.
Jumper(n.) A loose upper garment
Jumper(n.) A sort of blouse worn by workmen over their ordinary dress to protect it.
Jumper(n.) A fur garment worn in Arctic journeys.
Words within jumper