Definition of "whodunits" [whodunits]

• Plural form of whodunit. (noun)

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• "The killing fell into a category cops call whodunits-murders that are notoriously tough to solve because no one is talking, there is no obvious relationship between killer and victim, and the victim had contact with numerous potential suspects."
• "In most criminal "whodunits", an investigator has the added advantage of knowing details of the crime that only the culprit could know thus eliminating compulsive liars or other "false confessions" and corroborating the truth of what the suspect says."
• "BLITZER: It's one of the most notorious "whodunits" in recent memory."