noun
jumper
JUHM-puh
noun
1
British English: a knitted sweater or pullover worn over a shirt.
"She pulled on a warm woollen jumper before heading out."
2
American English: a sleeveless dress, often worn over a blouse.
"The schoolgirl wore a plaid jumper with a white blouse underneath."
3
A short wire or connector used to complete or bridge an electrical circuit.
"The technician set a jumper on the circuit board to enable the extra port."
How to Use Jumper
Learner’s notesIn plain EnglishWhat you call it depends on where you are: in the UK it's a sweater; in the US it's a type of sleeveless dress.
UK vs US
This is a classic British/American mismatch — a British "jumper" and an American "jumper" are completely different garments.
Word Forms
jumpered past tense, jumpers plural, Jumpers plural, jumpers singular
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She pulled on a warm woollen _____ before heading out.