A1[I or T]to (cause something to) change from being open to not being open: Could you close the door/window please?Close your eyes - I've got a surprise for you.Closing and blockingA2[I]When a shop, restaurant, or public place closes, people cannot go into it: The banks had closed (to customers) so I couldn't get any money out.The museum closes at 5.30.We can't get a drink! It's after (pub) closing time.Closing and blocking