sleeper

Từ điển Oxford Advanced Learner 8th

sleep·er [sleeper sleepers] BrE [ˈsliːpə(r)] NAmE [ˈsliːpər] noun
1. (used with an adjective)a person who sleeps in a particular way
•a heavy/light/sound sleeper
2. a person who is asleep
•Only the snores of the sleepers broke the silence of the house.
3. a night train with beds for passengers on it
•the London–Edinburgh sleeper
•I came up last night on the sleeper.
4. = ↑sleeping car
5. (BrE) (NAmE tie)one of the heavy pieces of wood or concrete on which the rails on a railway/railroad track are laid
6. (informal, especially NAmE)a film/movie, play or book that for a long time is not very successful and then is suddenly a success
7. (also ˌsleeper ˈagent)a ↑spy who is sent to live in a country as a normal citizen and is not used until much later
•The sleeper had lived in the US for two decades.
•He infiltrated a terrorist sleeper cell.
8. (BrE)a ring or piece of metal that you wear in an ear that has been pierced (= had a hole made in it) to keep the hole from closing
See also: ↑tie

• Từ đồng nghĩa / Synonyms:
  sleeper goby, sleeping car, wagon-lit, tie, railroad tie, crosstie, slumberer