Home›Browse›I›involuntary manslaughterinvoluntary manslaughterOur editors are putting together more complete content — check back in about 20 minutesinvoluntary manslaughterinvoluntary manslaughter — nounnoun1. unintentional killing caused by reckless or negligent actions1.nounDefinitionunintentional killing caused by reckless or negligent actionsExampleHe was charged with involuntary manslaughter after the car accident.