- Definitions|3
- Thesaurus|610
- Abbreviations|0
75 entries under expression topic. ×
| railroad tie(idiom, noun, american) | |
| sleeping car(noun, idiom, vehicle, car) | |
| sleeper goby(noun, idiom) | |
| baggage car(idiom, vehicle) | |
| parlor car(idiom, vehicle) | |
| dining car(idiom, vehicle) | |
| luggage van(idiom, vehicle) | |
| mail car(idiom, vehicle) | |
| mail van(idiom, vehicle) | |
| railway sleeper | |
| codeine cough syrup | |
| dark horse(noun, idiom, possibility) | |
| dome car(idiom, vehicle) | |
| double agent(noun, plant, agent, operative) | |
| espionage agent(noun, plant, agent, operative) | |
| express car(idiom, vehicle) | |
| foreign agent(noun, plant, agent, operative) | |
| freight car(idiom, vehicle) | |
| hundred-to-one shot(noun, unknown, doubtfulness, underdog) | |
| inside agent(noun, plant, agent, operative) |
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| APA | Smart Define. (2015). sleeper thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/sleeper/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "sleeper thesaurus" https://smartdefine.org/sleeper/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2015, sleeper thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/sleeper/thesaurus/synonyms>. |
| MLA | Smart Define. "sleeper thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/sleeper/thesaurus/synonyms> |