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English definition of “patch”

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patch

noun [C] uk   /pætʃ/ us  

patch noun [C] (AREA)

C2 a small area that is different in some way from the area that surrounds it: Our dog has a black patch on his back. The hotel walls were covered in damp patches. There were lots of icy patches on the road this morning. This story is good in patches (= some parts are good), but I wouldn't really recommend it. informal a local area within which someone works: He's been working as a policeman on the same patch for 20 years.
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patch noun [C] (PIECE OF MATERIAL)

C2 a small piece of material fixed over something to cover it: I'll have to sew a patch onto these jeans - they're ripped at the knee. a small piece of material that can be stuck to the skin, from which particular substances can be absorbed into the body: Some people wear nicotine patches to help them give up smoking. an eyepatch

patch noun [C] (COMPUTER)

a small computer program that can be added to an existing program in order to make the existing program work as it should: I downloaded a patch from their website.
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patch

verb uk   /pætʃ/ us  

patch verb (CONNECT)

[T usually + adv/prep] specialized internet & telecoms to connect electronic or phone equipment to a system

patch verb (PIECE OF MATERIAL)

C2 [T] to put a patch on something
(Definition of patch from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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