jumper in WordNet English dictionary

1. (basketball) a player releases the basketball at the high point of a jump
   jumper  jump shot 
   
2. a sleeveless dress resembling an apron; worn over other clothing
   jumper  pinafore  pinny 
   
3. a loose jacket or blouse worn by workmen
   jumper 
   
4. a small connector used to make temporary electrical connections
   jumper 
   
5. a coverall worn by children
   jumper 
   
6. a crocheted or knitted garment covering the upper part of the body
   sweater  jumper 
   
7. an athlete who competes at jumping
   "he is one hell of a jumper"
   jumper 
   
8. a person who jumps
   "as the jumper neared the ground he lost control"; "the jumper's parachute opened"
   jumper