noun:a trial that is not valid because of an error or because the jury is unable to decide a verdict
noun:a trial that has no legal effect by reason of some error or serious prejudicial misconduct in the proceedings
Examples
The judge declared a 'mistrial'.
Movie clips
Movie quotes
(..) You're my lawyer. And I object. Ow! My Balls! That is not okay! And I rest my case! Your Honor, I'm pretty sure we have a mistrial here, sir. I'm gonna mistrial my foot up your ass, you don't shut up. - Please, listen. - "Please, listen". I didn't steal anything. (..)
