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sleeper - definition and synonyms

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noun [countable]     sleeper pronunciation in American English
Word Forms
  1. 1
    someone who is sleeping
  2. 2
    a train with beds for passengers to sleep in
  3. 3
    a movie or a book that becomes very popular although it was not expected to
  4. 4
    British one of the large pieces of wood that support a railroad track
  5. 5
    British a ring that you wear in your ear to prevent the hole from closing
  6. 6


    [plural] American clothes for babies and children to wear to bed that cover all of their body including their feet


a rainbow produced when water droplets in the air reflect light from the moon rather than the sun

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platform capitalism

a way of doing business that involves recruiting large numbers of people who work for themselves using the company's platform, as used by companies such as Uber, Deliveroo and the like

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