- to meddle, especially for the purpose of altering, damaging, or misusing (usually followed by with): Someone has been tampering with the lock.
- to make changes in something, especially in order to falsify (usually followed by with): to tamper with official records.
- to engage secretly or improperly in something.
- to engage in underhand or corrupt dealings, especially in order to influence improperly (usually followed by with): Any lawyer who tries to tamper with a jury should be disbarred.
Origin of tamper1
SynonymsSee more synonyms for tamper on Thesaurus.com
- (usually foll by with) to interfere or meddle
- to use corrupt practices such as bribery or blackmail
- (usually foll by with) to attempt to influence or corrupt, esp by briberyto tamper with the jury
- a person or thing that tamps, esp an instrument for packing down tobacco in a pipe
- a casing around the core of a nuclear weapon to increase its efficiency by reflecting neutrons and delaying the expansion
Word Origin and History for tamper with
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.
Idioms and Phrases with tamper with
Interfere or meddle, especially in a harmful way. For example, If you tamper with that lock it's sure to break. [c. 1600]
Engage in improper or secret dealings, as in He was accused of tampering with the jury. [c. 1600]