Definition of sleeve noun from the Oxford Advanced Learner's Dictionary

      

    sleeve

     noun
    noun
    BrE BrE//sliːv//
     
    ; NAmE NAmE//sliːv//
     
    Parts of clothing
     
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  1. 1  a part of a piece of clothing that covers all or part of your arm a dress with short/long sleeves Dan rolled up his sleeves and washed his hands. see also shirtsleeve See related entries: Parts of clothing
  2. 2-sleeved (in adjectives) having sleeves of the type mentioned a short-sleeved shirt
  3. 3(also jacket especially in North American English) a stiff paper or cardboard envelope for a record a colourful sleeve design
  4. 4a tube that covers a part of a machine to protect it
  5. Word Origin Old English slēfe, slīef(e), slȳf; related to Middle Dutch sloove ‘covering’.Extra examples He designed record sleeves for the Rolling Stones. I looked around to see who was tugging at my sleeve. It was sunny, and everyone was in short sleeves. She rolled up her sleeves and got down to work. The music is explained in the extensive sleeve notes. There’s tomato on your sleeve.Idioms
    an ace up your sleeve(British English)(North American English an ace in the hole)
     
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    (informal) a secret advantage, for example a piece of information or a skill, that you are ready to use if you need to
    have a card up your sleeve
     
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    to have an idea, a plan, etc. that will give you an advantage in a particular situation and that you keep secret until it is needed
    have a trick, some more tricks, etc. up your sleeve
     
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    to have an idea, some plans, etc. that you keep ready to use if it becomes necessary
    have/keep something up your sleeve
     
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    to keep a plan or an idea secret until you need to use it Actually I do have a few ideas up my sleeve.
    laugh up your sleeve (at somebody/something)
     
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    (informal) to be secretly amused about something
    to prepare to work or fight
    wear your heart on your sleeve
     
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    to allow your feelings to be seen by other people He’s not one to wear his heart on his sleeve.
See the Oxford Advanced American Dictionary entry: sleeve