- 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.
- a person or thing that tamps.
- to interfere or meddle
- to use corrupt practices such as bribery or blackmail
- to attempt to influence or corrupt, esp by bribery
- 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
