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English definition of “itch”

itch

verb [I]  /ɪtʃ/ us  
to have an uncomfortable feeling on the skin that makes you want to rub it with something hard: My insect bites are itching.

itch

noun [C usually sing]  /ɪtʃ/ us  
an uncomfortable feeling on the skin that makes you want to rub it with something hard: I have an itch on the back of my neck. [+ to infinitive] He has an itch (= desire) to travel.
itchy
adjective [-er/-est only]  /ˈɪtʃ·i/ us  
an itchy sweater
(Definition of itch from the Cambridge Academic Content Dictionary © Cambridge University Press)
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