Definition of Obtuse

Adjective: obtuse (obtuser,obtusest) ub't(y)oos or Ã³b't(y)oos

Taking more than usual time to learn or understand; lacking intellectual acuity
"he was either normally stupid or being deliberately obtuse";
- dense, dim, dull, dumb, slow
Of an angle; between 90 and 180 degrees
(of a leaf shape) rounded at the apex
Lacking in insight or discernment
"too obtuse to grasp the implications of his behaviour";
- purblind