In 2000, Mitchell was accused of disenfranchising thousands of Floridians by tampering with voting lists.
Why is he re-introducing the idea of tampering with Medicare in an election year?
The day after the theft at Auschwitz, as it happens, the Vatican engaged in its version of tampering with Holocaust evidence.
1560s, figurative use of tamper "to work in clay, etc., so as to mix it thoroughly," probably originally a variant of temper (v.), which is how it was initially spelled. Perhaps it is a dialectal workmen's pronunciation. Related: Tampered; tampering.