cosleep

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verb

To sleep in the same bed (with someone), especially of a family member, parent, child, etc.

First used 20th c.Scrabble 11
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Meanings

verbcosleep (third-person singular simple present cosleeps, present participle cosleeping, simple past and past participle coslept)

present singular third person cosleeps · participle present cosleeping · participle past coslept · past coslept

  1. intransitivehuman sciencesTo sleep in the same bed (with someone), especially of a family member, parent, child, etc.First known use 20th c.

    Both parents should feel comfortable with the decision to cosleep with their baby and be committed to following appropriate safety precautions.

    2005, Lauwers & Swisher, Counceling the Nursing Mother, page 259

Origin

From co- + sleep.

Full word history & related roots →

Translations

Polish współspać
  • współspaćto sleep with someone
Cite this entry
APA

cosleep. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/cosleep

MLA

“cosleep.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/cosleep. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “cosleep,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/cosleep.

Source: cosleep on Wiktionary, CC BY-SA 4.0.