Definition of itch verb from the Oxford Advanced American Dictionary

     

    itch

     verb
    verb
    NAmE//ɪtʃ//
     
    Verb Forms present simple I / you / we / they itch
     
    he / she / it itches
     
    past simple itched
     
    -ing form itching
     
     
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  1. 1[intransitive] to have an uncomfortable feeling on your skin that makes you want to scratch; to make your skin feel like this I itch all over. Does the rash itch? This sweater really itches. Thesaurushurtache burn sting tingle itch throbThese are all words that can be used when part of your body feels painful.hurt (of part of your body) to feel painful; (of an action) to cause pain:My feet hurt. Stop it! That hurts!ache to feel a continuous dull pain:I'm aching all over.burn (of part of your body) to feel very hot and painful:Our eyes were burning from the chemicals in the air.sting to make someone feel a sharp burning pain or an uncomfortable feeling in part of their body; (of part of your body) to feel this pain:My eyes were stinging from the smoke.tingle (of part of your body) to feel as if a lot of small sharp points are pushing into the skin there:The cold air made her face tingle.itch to have an uncomfortable feeling on your skin that makes you want to scratch; to make your skin feel like this:I itch all over. Does the rash itch?throb (of part of your body) to feel pain as a series of regular beats:His head throbbed with pain.Patterns your eyes hurt/ache/burn/sting/itch your skin hurts/burns/stings/tingles/itches your flesh hurts/burns/stings/tingles your head hurts/aches/throbs your stomach hurts/aches to really hurt/ache/burn/sting/tingle/itch/throb to hurt/ache/sting/itch badly/a lot It hurts/stings/tingles/itches.
  2. 2 [intransitive] (informal) (often used in the progressive tenses) to want to do something very much itch for something The crowd was itching for a fight. itch to do something He's itching to get back to work.
See the Oxford Advanced Learner's Dictionary entry: itch