Source : Webster's Revised Unabridged Dictionary (1913)

Jump \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.]

Jump \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.

Jump \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.

Jump \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.

Jump \Jump\, a.
   Nice; exact; matched; fitting; precise. [Obs.] ``Jump
   names.'' --B. Jonson.

Jump \Jump\, adv.
   Exactly; pat.[Obs.] --Shak.

Source : WordNet®

jump
     n 1: a sudden and decisive increase; "a jump in attendance" [syn:
           {leap}]
     2: an abrupt transition; "a successful leap from college to the
        major leagues" [syn: {leap}, {saltation}]
     3: (film) an abrupt transition from one scene to another
     4: a sudden involuntary movement; "he awoke with a start" [syn:
         {startle}, {start}]
     5: descent with a parachute; "he had done a lot of parachuting
        in the army" [syn: {parachuting}]
     6: the act of jumping; propelling yourself off the ground; "he
        advanced in a series of jumps"; "the jumping was
        unexpected" [syn: {jumping}]

jump
     v 1: move forward by leaps and bounds; "The horse bounded across
          the meadow"; "The child leapt across the puddle"; "Can
          you jump over the fence?" [syn: {leap}, {bound}, {spring}]
     2: move or jump suddenly, as if in surprise or alarm; "She
        startled when I walked into the room" [syn: {startle}, {start}]
     3: make a sudden physical attack on; "The muggers jumped the
        woman in the fur coat"
     4: increase suddenly and significantly; "Prices jumped
        overnight"
     5: be highly noticeable [syn: {leap out}, {jump out}, {stand
        out}, {stick out}]
     6: enter eagerly into; "He jumped into the game"
     7: rise in rank or status; "Her new novel jumped high on the
        bestseller list" [syn: {rise}, {climb up}]
     8: run off or leave the rails; "the train derailed because a
        cow was standing on the tracks" [syn: {derail}]
     9: jump from an airplane and descend with a parachute [syn: {parachute}]
     10: cause to jump or leap; "the trainer jumped the tiger through
         the hoop" [syn: {leap}]
     11: start a car engine whose battery by connecting it to another
         car's battery [syn: {jumpstart}, {jump-start}]
     12: bypass; "He skipped a row in the text and so the sentence
         was incomprehensible" [syn: {pass over}, {skip}, {skip
         over}]
     13: pass abruptly from one state or topic to another; "leap into
         fame"; "jump to a conclusion" [syn: {leap}]
     14: go back and forth; swing back and forth between two states
         or conditions [syn: {alternate}]

Source : Free On-Line Dictionary of Computing

jump
     
         (Or "branch") The term for a {goto} instruction,
        usually in a context of {machine languages}.  "Branch" may be
        synonymous with "jump", or may refer to jumps that depend on a
        condition.
     
        (1998-11-14)