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English definition of “sleeper”

sleeper

noun
 
 
/ˈsliːpər/
a light/heavy sleeper someone who wakes up easily/does not wake up easilySleep and sleeping
TRAIN [C] a train or a part of a train that has beds in itTrains and parts of trainsRailways and railway lines
SUPPORT [C] UK (US railroad tie) a piece of wood that is used to support a railway track (= the thing a train moves along on) Railways and railway lines
JEWELLERY [C] UK a small gold or silver ring worn in the earJewellery
(Definition of sleeper from the Cambridge Learners Dictionary © Cambridge University Press)
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