Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

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)
Add Cambridge dictionaries to your browser to your website

More Learner's Dictionary definitions for “sleeper”

Definitions of “sleeper” in other dictionaries

Word of the Day

scrumpy

an alcoholic drink made from apples

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More