testify against (someone or something)

(redirected from testifies against)

testify against (someone or something)

To present evidence or testimony against someone or something as a witness in a trial. I refused to testify against the mob boss unless the police were able to guarantee the safety of my family. Spouses cannot be made to testify against one another.
See also: testify
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

testify against someone or something

to be a witness against someone or something. Who will testify against him in court? I cannot testify against the company I work for.
See also: testify
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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References in periodicals archive ?
Gristina was back in court yesterday for the first time since she was bailed out of Rikers Island jail in June after "If she testifies against my client, we'll be ready for her," Gristina's lawyer, Norman Pattis, said.
If the alleged hitman, who has brain cancer, testifies against Shrien, he would become the fourth member of the gang to receive a substantial sentence benefit in return for helping the police, The Telegraph reports.
Lethal Weapon 2 (1989) Joe Pesci steals the show in this sequel playing a mob accountant whom Mel Gibson and Danny Glover must protect until he testifies against his former bosses.
David Rupert, 51, reached a compromise with the intelligence agencies and will receive an undisclosed sum after he testifies against Michael McKevitt.
David Greenglass testifies against Julius and Ethel.
The union thus becomes a champion of the harasser, while the female victim of harassment testifies against the union on behalf of the company.