Jump (?), n. [Cf. F. jupe a long petticoat, a skirt. Cf. Juppon.] (a) A kind of loose jacket for men. (b) pl. A bodice worn instead of stays by women in the 18th century.
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Jump, v. i. [imp. & p. p. Jumped (?); p. pr. & vb. n. Jumping.] [Akin to OD. gumpen, dial. G. gumpen, jumpen.]
1. To spring free from the ground by the muscular action of the feet and legs; to project one's self through the air; to spring; to bound; to leap.
Not the worst of the three but jumps twelve foot and a half by the square.
Shak.
2. To move as if by jumping; to bounce; to jolt. "The jumping chariots."
Nahum iii. 2.
A flock of geese jump down together.
Dryden.
3. To coincide; to agree; to accord; to tally; -- followed by with. "It jumps with my humor."
Shak.
To jump at, to spring to; hence, fig., to accept suddenly or eagerly; as, a fish jumps at a bait; to jump at a chance.
© Webster 1913.
Jump (?), v. t. 1. To pass by a spring or leap; to overleap; as, to jump a stream.
2. To cause to jump; as, he jumped his horse across the ditch.
3. To expose to danger; to risk; to hazard. [Obs.]
To jump a body with a dangerous physic.
Shak.
4. Smithwork (a) To join by a butt weld. (b) To thicken or enlarge by endwise blows; to upset.
5. Quarrying To bore with a jumper.
To jump a claim, to enter upon and take possession of land to which another has acquired a claim by prior entry and occupation. [Western U. S. & Australia] See Claim, n., 3. -- To jump one's bail, to abscond while at liberty under bail bonds. [Slang, U. S.]
© Webster 1913.
Jump, n. 1. The act of jumping; a leap; a spring; a bound. "To advance by jumps."
Locke.
2. An effort; an attempt; a venture. [Obs.]
Our fortune lies
Upon thisjump.
Shak.
3. The space traversed by a leap.
4. Mining A dislocation in a stratum; a fault.
5. Arch. An abrupt interruption of level in a piece of brickwork or masonry.
From the jump, from the start or beginning. [Colloq.] -- Jump joint. (a) A butt joint. (b) A flush joint, as of plank in carvel-built vessels. -- Jump seat. (a) A movable carriage seat. (b) A carriage constructed with a seat which may be shifted so as to make room for second or extra seat. Also used adjectively; as, a jump-seat wagon.
© Webster 1913.
Jump, a. Nice; exact; matched; fitting; precise. [Obs.] "Jump names."
B. Jonson.
© Webster 1913.
Jump, adv. Exactly; pat. [Obs.]
Shak.
© Webster 1913. | 
