Home › Words › H › homiciderhomiciderhomicider means one who commits homicide.EtymologyFrom homicide + -er.nounOne who commits homicide.e.g.“There were 96 American Indians on whom information was reported and 305 remaining homiciders on which information is available.” — 1970, United States. Bureau of Prisons. Office of Research, Abstracts of Research in the Bureau of Prisons, page 74:Definitions & examples from Wiktionary (CC BY-SA 3.0).