- Definitions|0
- Thesaurus|21
- Abbreviations|0
7 entries under expression topic. ×
| lights out(noun, slumbertime) | |
| sack time(noun, slumbertime) | |
| sleep time(noun, slumbertime) | |
| time to hit the hay(noun, idiom, slumbertime) | |
| time to hit the sack(noun, idiom, slumbertime) | |
| time to retire(noun, idiom, slumbertime) | |
| time to turn in(noun, idiom, slumbertime) |
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| APA | Smart Define. (2011). sleepy time thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/sleepy_time/thesaurus/synonyms |
| Chicago | Smart Define. 2011. "sleepy time thesaurus" https://smartdefine.org/sleepy_time/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2011, sleepy time thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/sleepy_time/thesaurus/synonyms>. |
| MLA | Smart Define. "sleepy time thesaurus" 19 May 2011. Web. 21 September 2026. <https://smartdefine.org/sleepy_time/thesaurus/synonyms> |