Police Technology glossary Policing is a very large subject, and people tend not to know the meaning of certain words or mistake them. So here is a glossary of words that are commonly used in that field. alibi noun A claim or piece of evidence that one was elsewhere when an act, typically a criminal one, is alleged to have taken place. Example: Quickly ticked off the list of suspects when her ALIBI proves convincing to the police. en: alibi Your browser does not support the audio element. arrest verb Seize (someone) by legal authority and take into custody. Example: Police still possess considerable discretion to ARREST and detain and are required to report to pr law. en: arrêter Your browser does not support the audio element. badge noun A distinctive emblem worn as a mark of office, membership, achie...