Home › Words › U › unluckunluckunluck means absence or lack of luck; lucklessness; bad luck; misfortune.EtymologyFrom un- + luck.nounAbsence or lack of luck; lucklessness; bad luck; misfortune.e.g.“Truly the unluck had been visited upon him.” — 2004, Sonny Brewer, Stories from the Blue Moon Cafe III:Definitions & examples from Wiktionary (CC BY-SA 3.0).