sleeper

CEFRA1

/ˈsliːpə(ɹ)/

noun

Türkçe translations

Translating…

In plain English

  1. 01

    noun

    A person who is sleeping; a train car with beds.

  2. 02

    noun

    Extra detail

    A spy, saboteur, or terrorist who lives unobtrusively in a community until activated by a prearranged signal; may be part of a sleeper cell.

Examples

  • As one grows old, one becomes a light sleeper.

  • I'm a light sleeper: I get woken up by the smallest of sounds.

At a glance

Sits at A1 on the CEFR scale

Senses
5
Parts of speech
1
Citations
5
Synonyms
4

Deep Dive

noun

Extra meanings

  1. That which lies dormant, as a law.

  2. Someone who sleeps.

  3. A small starter earring, worn to prevent a piercing from closing.

More examples

In context

  • She's a heavy sleeper: it takes a lot to wake her up.

  • We spent a night on an uncomfortable sleeper between Athens and Vienna.

  • I'm a light sleeper.

Synonyms

Antonyms

Quick test

Two questions on this entry. Nothing is scored.

Question 1 · Quick check

In the quiet dormitory, every blank was undisturbed by the storm outside.

Practise this properly in the app, where the word comes back before you forget it.

Nearby

Origin

noun

From Middle English sleper, equivalent to sleep + -er.