Word.ws English Dictionary

sleep well

sleep well interjection: a farewell said shortly before going to bed; usually said between family members or good friends.

Interjection

  1. A farewell said shortly before going to bed; usually said between family members or good friends.
    Synonyms:
    sleep tight

Synonyms of sleep well

Origin of sleep well

From sleep + well.

Questions about sleep well

What does sleep well mean?
Sleep well means a farewell said shortly before going to bed; usually said between family members or good friends.
What part of speech is sleep well?
Sleep well is an interjection.

Words near sleep well in the dictionary

  1. sleep tight
  2. sleep together
  3. sleep twitch
  4. sleep twitches
  5. sleep under the same bridge
  6. sleep well
  7. sleep with
  8. sleep with one eye open
  9. sleep with one's fathers
  10. sleep with the fishes
  11. sleep-at-noon

Source and license

Adapted from Wiktionary: sleep well (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-sleep well.wav.

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