noun

1. a person, animal, or thing that jumps
2. ☆ a kind of sled
3. a short wire to close a break in, or cut out part of, a circuit, or to make a temporary electrical connection
4. ☆ Basketball jump shot
5. Mining a boring tool that operates with an up-and-down jumping motion

noun

1. a loose jacket or blouse; specif.,
   1. one worn by workmen to protect clothing
   2. one with a wide collar hanging down in back, worn by sailors
2. a sleeveless dress for wearing over a blouse or sweater
3. ☆ rompers

Etymology: < earlier dial. jump, short coat, prob. altered (infl. by jump) < Fr jupe (? via Sp aljuba, Moorish garment) < Ar al jubbah < al, the + jubbah, jubbah