资料来源 : pyDict

跳跃者,跨接线

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Jumper \Jump"er\, n. [See 1st {Jump}.]
   A loose upper garment; as:
   (a) A sort of blouse worn by workmen over their ordinary
       dress to protect it.
   (b) A fur garment worn in Arctic journeys.

Jumper \Jump"er\, n.
   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.] --J. F. Cooper.

   4. (Zo["o]l.) The larva of the cheese fly. See {Cheese fly},
      under {Cheese}.

   5. (Eccl.) A name applied in the 18th century to certain
      Calvinistic Methodists in Wales whose worship was
      characterized by violent convulsions.

   6. (Horology) spring to impel the star wheel, also a pawl to
      lock fast a wheel, in a repeating timepiece.

   {Baby jumper}. See in the Vocabulary.

   {Bounty jumper}. See under {Bounty}.

Jumper \Jump"er\, n.
   A thing that jumps; esp., any of various tools or other
   contrivances operating with a jumping motion; as, (Mining,
   Quarrying, etc.), an instrument for boring holes in rocks by
   percussion without hammering, consisting of a bar of iron
   with a chisel-edged steel tip at one or both ends, operated
   by striking it against the rock, turning it slightly with
   each blow.

资料来源 : WordNet®

jumper
     n 1: an athlete who competes at jumping
     2: an athlete who bounds or leaps (as in basketball) [syn: {bounder},
         {leaper}]
     3: a small connector used to make temporary electrical
        connections
     4: a loose jacket or blouse worn by workmen
     5: a sleeveless dress resembling an apron; worn over other
        clothing [syn: {pinafore}, {pinny}]
     6: a player releases the basketball at the high point of a jump
        [syn: {jump shot}]

资料来源 : Free On-Line Dictionary of Computing

jumper
     
         A removable wire or small plug whose presence or
        absence is used to determine some aspect of hardware
        configuration.
     
        (1995-03-14)