sleeper has definitions from the fields of zoology,housing,transportation,military,politics
1
[ noun ] a rester who is sleeping

Synonyms

slumberer

Used in print

(Nathan Rapport, ""I've Been Here before!"...)

No_doubt some experiences vanish so completely as to leave no trace on the sleeper 's mind .

2
[ noun ] (housing,transportation) a passenger car that has berths for sleeping
3
[ noun ] a piece of furniture that can be opened up into a bed

Related terms

furniture sleep

4
[ noun ] an unexpected achiever of success

Examples

"the winner was a true sleeper--no one expected him to get it"

Related terms

achiever

5
[ noun ] (military,politics) 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
6
[ noun ] an unexpected hit

Examples

"that movie was the sleeper of the summer"

Related terms

hit

7
[ noun ] one of the cross braces that support the rails on a railway track

Examples

"the British call a railroad tie a sleeper"

Related terms

brace railroad_track

8
[ noun ] Last name, frequency rank in the U.S. is 9631
9
[ noun ] (zoology) tropical fish that resembles a goby and rests quietly on the bottom in shallow water

Synonyms

sleeper_goby

Related terms

percoid_fish Eleotridae

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