ジャンパー

also: ジャンパ · ジャンバー

ジャ

ン

パ

ー

Common wordJLPTN1Freq.FrequencyTop 50,000

Meanings

1

noun

jacket; blouson; windbreaker

Refers to a casual, often waist-length outer jacket, including blousons and windbreakers. Not a sweater or pullover (British 'jumper').

寒さむいのでジャンパーを着きて出でかけた。

It was cold, so I went out wearing a jacket.

彼かれは新あたらしいジャンパーを買かった。

He bought a new windbreaker.

2

noun

ski jumper

Only with reading ジャンパー / ジャンパ

Athlete who participates in ski jumping. Restricted to readings ジャンパー and ジャンパ.

彼かれはオリンピックのスキージャンパーだ。
He is an Olympic ski jumper.

3

noun

jumper wire; jumper lead

Only with reading ジャンパー / ジャンパ

Short electrical wire used to connect components. Restricted to readings ジャンパー and ジャンパ.

基き板ばん上じょうのジャンパー線せんを確かく認にんしてください。
Please check the jumper wires on the board.

Usage patterns

〈物もの〉を着きるto put on / wear a jacket
寒さむかったのでジャンパーを着きた。
It was cold, so I put on my jacket.
ジャンパーで〈物もの〉をつなぐto connect something with a jumper wire
ジャンパーで二ふたつの端たん子しをつないだ。
I connected the two terminals with a jumper wire.
〈物もの〉を脱ぬぐto take off a jacket
家いえに入はいるとすぐにジャンパーを脱ぬいだ。
As soon as I got home, I took off my jacket.

Related words

ジャケットN4sense 1
ジャケット is a broader term for jacket that can be tailored or formal, while ジャンパー specifically means a casual, sporty outer jacket like a blouson or windbreaker.
ブルゾン sense 1
ブルゾン is a fashionable loanword for the same waist-length casual jacket that ジャンパー describes, though ジャンパー sounds slightly more everyday or old-fashioned.

Don't confuse with

セーターN5sense 1
セーター means a knitted sweater or pullover, whereas ジャンパー is a jacket—learners often confuse the two because British English 'jumper' means sweater.
ジャケットN4
ジャンパー is a casual, often zip-up windbreaker-style jacket, while ジャケット usually implies a more tailored or formal cut.

Counted with

着ちゃくN2
arrival at ... · counter for suits of clothing · nth place (in a race) · counter for moves (in go)

Word family

チームジャンパー
team jumper
テストジャンパー
test jumper (ski jumping)
ジャンパースカート
jumper skirt; pinafore dress
ジーンズジャンパー
jean jacket; denim jacket
スタジアムジャンパー
college jacket; baseball jacket; varsity jacket

Written forms

ジャンパーUsage83%
Most common spelling for all senses; loanword from English 'jumper'.
ジャンパUsage13%
Shorter variant; less common but still used.
ジャンバーUsage4%
Rare spelling variant.

Etymology

Loanword from English 'jumper', but the meaning shifted to refer primarily to a casual jacket in Japanese, unlike the British English sense of a sweater.