What is the meaning of Perjure?

To knowingly and willfully make a false statement of witness while in court.

To cause to violate an oath or a vow; to cause to make oath knowingly to what is untrue; to make guilty of perjury; to forswear; to corrupt.

To make a false oath to; to deceive by oaths and protestations.

A perjured person.

vocative masculine singular of perjūrus

inflection of perjurar:

  1. first/third-person singular present subjunctive
  2. third-person singular imperative

first/third-person singular present subjunctive

third-person singular imperative

Source: wiktionary.org