Important Idioms and Phrases starting with Alphabet- K
| S.No. | Idioms/Phrases | Meaning |
| 1. | Kangaroo court | An illegal court |
| 2. | Keep one’s cards close to one’s chest | Hiding something |
| 3. | Keep one’s fingers crosses | To wait expectantly |
| 4. | Keep one’s word | To keep one’s promise |
| 5. | Keep the ball rolling | To maintain the progress of a project or plan |
| 6. | Keep the wolf from the door | To avert poverty/ starvation |
| 7. | Kill two birds with one stone | Doing two things at the same time while effort is made for one |
| 8. | Kith and kin | Blood relations |
| 9. | Knit one’s brow | To frown |