(adj) lacking in insight or discernment; ; - Jasper Griffin, Syn. purblind, Example:too obtuse to grasp the implications of his behavior; a purblind oligarchy that flatly refused to see that history was condemning it to the dustbin
(adj) slow to learn or understand; lacking intellectual acuity; ; ; - Thackeray, Syn. dull, slow, dumb, obtuse, dim, Example:so dense he never understands anything I say to him; never met anyone quite so dim; although dull at classical learning, at mathematics he was uncommonly quick; dumb officials make some really dumb decisions; he was either normally stupid or being deliberately obtuse; worked with the slow students
a. [ Compar. Obtuser superl. Obtusest. ] [ L. obtusus, p. p. of obtundere to blunt: cf. F. obtus. See Obtund. ] 1. Not pointed or acute; blunt; -- applied esp. to angles greater than a right angle, or containing more than ninety degrees. [ 1913 Webster ]
2. Not having acute sensibility or perceptions; not alert, especially to the feelings of others; dull; stupid; as, obtuse senses. Milton. [ 1913 Webster ]