Word.ws English Dictionary

yen sleep

yen sleep noun: a trance-like state resulting from the use of opium or opioid drugs such as morphine or heroin.

Noun

yen sleep (uncountable)

  1. A trance-like state resulting from the use of opium or opioid drugs such as morphine or heroin.
  2. A drowsy, restless period of sleep caused by the withdrawal of such substances.

Origin of yen sleep

From yen (“opium”) + sleep.

Questions about yen sleep

What does yen sleep mean?
Yen sleep means a trance-like state resulting from the use of opium or opioid drugs such as morphine or heroin.
What part of speech is yen sleep?
Yen sleep is a noun.

Words near yen sleep in the dictionary

  1. yen pocks
  2. yen pok
  3. yen poks
  4. yen she
  5. yen shee
  6. yen sleep
  7. Yen-an
  8. Yen-ch'eng
  9. Yen-ching
  10. yen-hock
  11. yen-hocks

Source and license

Adapted from Wiktionary: yen sleep (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Flame, not lame-yen sleep.wav.

Cite this entry: “yen sleep.” Word.ws, https://word.ws/yen_sleep. Based on Wiktionary, CC BY-SA 4.0.