"Obtuse" can refer to a few different things, so the answer depends on the context.
1. In Geometry:
- An obtuse angle is an angle that measures more than 90 degrees but less than 180 degrees.
2. Describing a Person:
- When used to describe a person, "obtuse" means slow to understand or perceive. It can also mean being dull or insensitive. This implies a lack of mental sharpness or awareness.
3. Deliberately Misunderstanding:
- Sometimes, people use "obtuse" to describe someone who is deliberately refusing to understand. This can be a way to avoid dealing with an issue or to make a point.