WordNet (r) 3.0 (2006):
dulled adj 1: having lost or been caused to lose interest because of overexposure; "the mind of the audience is becoming dulled"; "the benumbed intellectual faculties can no longer respond" [syn: dulled, benumbed] 2: made dull or blunt [syn: blunted, dulled] 3: deprived of color; "colors dulled by too much sun"; "greyed with the dust of the road" [syn: dulled, greyed]