The answer is right here, at Answers.com, on the http://www.answers.com/jumper page:
[Probably from jump, short coat, perhaps from obsolete jup, bodice, from obsolete French juppe, from Old French jupe, jube, from Italian giuppa, giubba, from Arabic jubba, long garment with wide open sleeves, from jabba, to cut.]
if you mean a parachute jumper, its called freefall.
Sweater.
This is a common practice. It causes no harm, and you have the jumper handy when you need it! It is called a Parked Jumper.
Parked
a jumper is called "un pull / un pullover / un sweat" in French
it is a triple jumper called Phillips Idowu
That was a song called "Jumper" by Third Eye Blind
A Hunter.-------------------------A horse that is used for Show Jumping is called either a Jumper or a Show Jumper.-------------------------------This would be an english ridden horse. "Show Jumper" is the horse. Show Jumping would be the competition it competes in.
A football jumper is a t shirt which football players wear to identify which team they are on usually they are numbered.
a jumper (clothes) is called 'un pull' (masc.) or 'un sweat-shirt (masc.) in French
jumper. he was called that because he was so good at jumping fences and getting in to areas where he wasn't wanted ,like the vegetable garden and the corn crib where corn was stored. Arlis called him ole jumper because he was older than arlis was.
jumper