117 entries under idiom topic. ×
| flat tire(noun, expression) | |
| at once | |
| out of tune(expression, discordant, dissonant, screeching) | |
| at full speed | |
| coral reef(expression, pitfall) | |
| drawing room(expression, receptacle) | |
| dull as dishwater(expression, adjective, dull, weak) | |
| hell for leather | |
| like a shot | |
| on the run | |
| out of pitch(expression, discordant, dissonant, screeching) | |
| admitting no exception | |
| along for the ride(expression, adjective, calm, dull) | |
| at full length | |
| behind eight ball(expression, adjective, poor, low) | |
| could care less(expression, adjective, indifferent, unconcerned) | |
| dead set on(expression, strong, certain, definite) | |
| devoid of interest(expression, weariness) | |
| double whole note | |
| flat surface |
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| APA | Smart Define. (2016). flat thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/flat/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "flat thesaurus" https://smartdefine.org/flat/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2016, flat thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/flat/thesaurus/synonyms>. |
| MLA | Smart Define. "flat thesaurus" 1 March 2016. Web. 20 September 2026. <https://smartdefine.org/flat/thesaurus/synonyms> |