Sleeper

/slˈiːpɐ/

/ˈsɫipɝ/

Sleeper

a rester who is sleeping

synonyms : slumberer

pajamas with feet; worn by children

a passenger car that has berths for sleeping

a horizontal support beam that connects the rails of a railroad track and helps distribute the weight of passing trains

synonyms : crosstie

a movie, novel, play, etc. that is initially underappreciated, but gains sudden and unexpected success later on

tropical fish that resembles a goby and rests quietly on the bottom in shallow water

a piece of furniture that can be opened up into a bed

an unexpected achiever of success

a spy or saboteur or terrorist planted in an enemy country who lives there as a law-abiding citizen until activated by a prearranged signal

Examples

1. Professional sleepers can also find work with sleep researchers.

2. My parents are very late sleepers.

3. Sleeper trains are a special private enthusiasm.

4. Back sleepers, here are some facts and benefits.