Lewis & Short

* 3. cūrĭo, ōnis, m. adj. [cura] (a humorously-formed word, corresp. with curiosus), wasted by sorrow, lean, emaciated: agnus, Plaut. Aul. 3, 6, 27 sq. (v. the passage in connection); cf. Paul. ex Fest. p. 60, 3 Müll.