patch Definition in the Cambridge English Dictionary
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Definition of “patch” - English Dictionary

Definition of "patch" - American English Dictionary

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patchnoun [C]

 us   /pætʃ/

patch noun [C] (AREA)

a ​smallpart of a ​surface that is different in some way from the ​area around it: Watch for patches of ​ice on the ​road. We have a ​smallvegetable patch (= ​area for ​growingvegetables).

patch noun [C] (PIECE OF MATERIAL)

a ​piece of ​material put over a ​damagedarea or ​hole to ​repair, ​strengthen, or ​cover it: His ​oldjeans are ​covered with patches.
patch
verb [T]  us   /pætʃ/
to patch a ​tire
(Definition of patch from the Cambridge Academic Content Dictionary © Cambridge University Press)

Definition of "patch" - British English Dictionary

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patchnoun [C]

uk   us   /pætʃ/

patch noun [C] (AREA)

C2 a ​smallarea that is different in some way from the ​area that ​surrounds it: Our ​dog has a ​black patch on his back. The ​hotelwalls 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. UK informal a ​localarea 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 ​smallpiece of ​materialsewn or ​stuck over something to ​cover it: I'll have to ​sew a patch onto these ​jeans - they're ​ripped at the ​knee. a ​smallpiece of ​material that can be ​stuck to the ​skin, from which ​particularsubstances can be ​absorbed into the ​body: Some ​peoplewear nicotine patches to ​help them give up ​smoking. an eyepatch

patch noun [C] (COMPUTER)

a ​smallcomputerprogram that can be ​added to an ​existingprogram in ​order to make the ​existingprogramwork as it should: I ​downloaded a patch from ​theirwebsite.
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patchverb

uk   us   /pætʃ/

patch verb (CONNECT)

[T usually + adv/prep] specialized internet & telecoms to ​connectelectronic or ​phoneequipment 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)

Definition of "patch" - Business English Dictionary

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patchnoun [C]

uk   us   /pætʃ/
IT a ​smallcomputerprogram that can ​repair a problem with ​software: You can ​download a patch to ​fix the problem.
go through/hit a bad/difficult/rough patch informal to ​experience a lot of problems in a ​shortperiod of ​time: Economically, the country is going through a ​bad patch. The ​companyhit a ​rough patch last ​year, which ​included its first ​quarterlyloss since going ​public.
(Definition of patch from the Cambridge Business English Dictionary © Cambridge University Press)
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