A chine is a steep-sided river valley where the river flows through coastal cliffs to the sea.
Chine or chines may also to:
- Chine (boating), a nautical term for a relatively sharp angle in a boat's hull
- Chines, stealth/vortex lift features of the SR-71 Blackbird and aircraft with similar characteristics.
- Chine, the bony part of a meat chop.
- French for China