noun, verb, ridged, ridg⋅ing.| 1. | a long, narrow elevation of land; a chain of hills or mountains. |
| 2. | the long and narrow upper edge, angle, or crest of something, as a hill, wave, or vault. |
| 3. | the back of an animal. |
| 4. | any raised, narrow strip, as on cloth. |
| 5. | the horizontal line in which the tops of the rafters of a roof meet. |
| 6. | (on a weather chart) a narrow, elongated area of high pressure. |
| 7. | to provide with or form into a ridge or ridges. |
| 8. | to mark with or as if with ridges. |
| 9. | to form ridges. |

ridge (rĭj)
n.
A long, narrow, or crested part of the body, as on the nose.