'dulled' definitions:

Definition of 'dulled'

From: WordNet
adjective
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]
adjective
Made dull or blunt [syn: blunted, dulled]
adjective
Deprived of color; "colors dulled by too much sun"; "greyed with the dust of the road" [syn: dulled, greyed]