jumper — Defs

01 n. One who, or that which, jumps.

1.
One who, or that which, jumps.
2.
A long drilling tool used by masons and quarrymen.
3.
A rude kind of sleigh; -- usually, a simple box on runners which are in one piece with the poles that form the thills.[U.S.]
4.
The larva of the cheese fly. See Cheese fly, under Cheese.(Zool.) See: Cheese
5.
A name applied in the 18th century to certain Calvinistic Methodists in Wales whose worship was characterized by violent convulsions.(Eccl.)
6.
spring to impel the star wheel, also a pawl to lock fast a wheel, in a repeating timepiece.(Horology)

Phrases & compounds

Baby jumper — See in the Vocabulary.

Bounty jumper — See under Bounty.

02 n. A loose upper garment

1.
A loose upper garment
2.
A sleeveless one-piece dress, either with full shoulders or straps, sometimes with only the front part of the bodice, usually worn by women with a blouse underneath.

03 n. A thing that jumps; esp., any of various tools or other contrivances operating with a jumping motion;

1.
A thing that jumps; esp., any of various tools or other contrivances operating with a jumping motion;(Mining, Quarrying, etc.)
2.
a short wire, or a small plastic object containing such a short wire, used to optionally connect or disconnect two points in an electronic circuit, so as to include or exclude portions of the circuit and thus modify the function of the circuit. Such jumpers are much used to adapt add-on circuit boards for different conditions or functions within a computer.(Electronics)

04 v. t. to insert a jumper{2} between the two contacts in (a circuit). See 2nd jumper.

1.
to insert a jumper{2} between the two contacts in (a circuit). See 2nd jumper.(electronics) See: jumper