Ob*tuse" (?). 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.
2.
Not having acute sensibility or perceptions; dull; stupid; as, obtuse senses.
Milton.
3.
Dull; deadened; as, obtuse sound.
Johnson.
© Webster 1913.