Important Idioms and Phrases starting with Alphabet- D
| S.No. | Idioms/Phrases | Meaning |
| 1. | Dance to one’s tune | Obeying one’s order |
| 2. | Dark horse | One who wins unexpectedly |
| 3. | Dead letter | A law or ordinance that is no longer enforced |
| 4. | Democle’s sword | Constant threat |
| 5. | Die a dog’s death | To die a shameful death |
| 6. | Die in harness | Die while in service |
| 7. | Dog in the manger | A person who prevents others from enjoying what he cannot |
| 8. | Donkey’s years | A long time |
| 9. | Draw a line | Set a limit |
| 10. | Duck in a thunder storm | In a painful condition |