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tamper with

 - 4 dictionary results

tam⋅per

1[tam-per]
–verb (used without object)
1. to meddle, esp. for the purpose of altering, damaging, or misusing (usually fol. by with): Someone has been tampering with the lock.
2. to make changes in something, esp. in order to falsify (usually fol. by with): to tamper with official records.
3. to engage secretly or improperly in something.
4. to engage in underhand or corrupt dealings, esp. in order to influence improperly (usually fol. by with): Any lawyer who tries to tamper with a jury should be disbarred.

Origin:
1560–70; prob. var. of temper (v.)


tam⋅per⋅er, noun


1. interfere.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Word Origin & History

tamper  (v.)
1567, figurative use of tamper "to work in clay, etc., so as to mix it thoroughly," probably originally a variant of temper (q.v.), which is how it was initially spelled. Perhaps it is a dialectal workmen's pronunciation. Tamperproof is recorded from 1886.
Online Etymology Dictionary, © 2001 Douglas Harper
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Legal Dictionary

Main Entry: tam·per
Function: intransitive verb
1 : to bring improper influence to bear (as by bribery or intimidation) —used with with <tampered with the jurors>
2 : to alter or interfere in an unauthorized or improper manner —used with with <tampered with evidence>
Merriam-Webster's Dictionary of Law, © 1996 Merriam-Webster, Inc.
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Idioms & Phrases

tamper with

  1. Interfere or meddle, especially in a harmful way. For example, If you tamper with that lock it's sure to break. [c. 1600]

  2. Engage in improper or secret dealings, as in He was accused of tampering with the jury. [c. 1600]

The American Heritage® Dictionary of Idioms by Christine Ammer.
Copyright © 1997. Published by Houghton Mifflin.
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