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tamper

play
intransitive verb tam·per \ˈtam-pər\

Definition of tamper

tam·peredtam·per·ing play \-p(ə-)riŋ\

  1. 1 :  to carry on underhand or improper negotiations (as by bribery)

  2. 2a :  to interfere so as to weaken or change for the worse —used with with <did not want to tamper with tradition>b :  to try foolish or dangerous experiments —used with withc :  to render something harmful or dangerous by altering its structure or composition <was charged with tampering with consumer products>

tam·per·er play \-pər-ər\ noun
tam·per·proof play \ˈtam-pər-ˌprüf\ adjective


Origin of tamper

probably from Middle French temprer to temper, mix, meddle — more at temper


First Known Use: 1567




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