Simple past tense and past participle of numb.(verb)
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Use "numbed" in a sentence
"The emotions rise from the subtext and take center-stage in rousing number after number until my ability to respond to rousing music kind of numbed out -- although that may have been because I found the music bland -- except for those based most directly on actual ragtime, which were much fresher than the over-wrought ballads and anthems of the rest."
"Jan. 8th, 2010 04: 06 pm (UTC) "The emotions rise from the subtext and take center-stage in rousing number after number until my ability to respond to rousing music kind of numbed out ...""
"But Benedict issued a warning to Internet users late last week, cautioning that the Web has "numbed" young people and created an "educational emergency -- a challenge that we can and must respond to with creative intelligence.""