To free from flexure; to make, or allow to become, straight; to loosen; as, to unbend a bow.
- To release from mental tension, strain, or formality; relax.
- To release (a bow, for example) from flexure or tension.
- Nautical To untie or loosen (a rope or sail).
- To straighten (something crooked or bent): unbend a paper clip.
- To become less tense; relax.
- To become less strict.
- To become straight.