witness-tampering. The act or an instance of obstructing justice by intimidating, influencing, or harassing a witness before or after the witness testifies. • Several state and federal laws, including the Victim and Witness Protection Act of 1982 (18 USCA § 1512), provide criminal penalties for tampering with witnesses or other persons in the context of a pending investigation or official proceeding. See OBSTRUCTION OF JUSTICE. [Cases: Obstructing Justice  5. C.J.S. Obstructing Justice or Governmental Administration §§ 30–38.]
[Blacks Law 8th]