- 1a 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 shirtsleeve
- 2-sleeved (in adjectives) having sleeves of the type mentioned a short-sleeved shirt
- 3= jacket
- 4a tube that covers a part of a machine to protect it Idioms
to have an idea, some plans, etc. that you keep ready to use if it becomes necessary
to keep a plan or an idea secret until you need to use it Actually I do have a few ideas up my sleeve.
to be secretly amused about something
to prepare to work or fight
to allow your feelings to be seen by other people He's not one to wear his heart on his sleeve.
NAmE//ˈslivləs//
adjective a sleeveless dressSee sleeve in the Oxford Advanced Learner's DictionaryCheck pronunciation: sleeve