- 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
Examples from the Web for untampered
Apparently it had been untampered with, for the key worked perfectly.The Voice on the Wire
Eustace Hale Ball
But the walls were solid and untampered with, and the nails in the floor had clearly not been disturbed for many years.In Friendship's Guise
Wm. Murray Graydon
Not a single bar had been wretched; the locks, shutters, and bolts were all untampered with.Scenes from a Courtesan's Life
Honore de Balzac
- (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 untampered
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.