- (usually as jumpers) Rompers.
- A removable connecting pin on an electronic circuit board.
- (US) A crude kind of sleigh, usually a simple box on runners which are in one piece with the poles that form the thills.
- (historical, 18th century) One of certain Calvinistic Methodists in Wales whose worship was characterized by violent convulsions.
- A one-piece, sleeveless dress, or a skirt with straps and a complete or partial bodice, usually worn over a blouse by women and children.
- A short length of electrical conductor, to make a temporary connection. Also jump wire.
- A long drilling tool used by masons and quarry workers, consisting of an iron bar with a chisel-edged steel tip at one or both ends, operated by striking it against the rock, turning it slightly with each blow.
- The larva of the cheese fly.
- A nuclear power plant worker who repairs equipment in areas with extremely high levels of radiation.
- A loose outer jacket, especially one worn by workers and sailors.
- Someone or something that jumps, e.g. a participant in a jumping event in track or skiing.
- A person who attempts suicide by jumping from a great height.
- (arachnology, informal) A jumping spider
- (horology) A spring to impel the star wheel, or a pawl to lock fast a wheel, in a repeating timepiece.
- (chiefly Britain, Australia) A woolen sweater or pullover.
- To connect with an electrical jumper.