To testify means to speak seriously about something, especially to share what you know regarding a legal case in court after officially promising to tell the truth.
"To speak seriously about something, esp. to tell what you know about a case in a court of law after you have officially promised to tell the truth."
Testifying typically occurs in legal settings where a witness provides evidence orally in court under oath or affirmation. The act carries the expectation of honesty and accuracy.
This definition emphasizes the formal and truthful nature of testimony in judicial processes.
Testifying is crucial for establishing facts and underscores the importance of truthful communication within the justice system.