an influence that seems to make things, especially good things, happen to people for no particular reasonThere was an element of luck in the last goal.
good/bad luck: He’s had nothing but bad luck since moving to New York.
sheer/pure luck: It was sheer luck that we found the house.
bring luck: It’s a custom that is believed to bring good luck.
it’s bad luck (=it brings you bad luck): Many people believe it’s bad luck to walk under a ladder.
your luck runs out (=you are not lucky any more): Their luck is bound to run out sometime.
your luck changes (=you suddenly become lucky or not lucky): Perhaps your luck will change and you’ll meet someone really nice.
your luck holds/lasts (=you continue to be lucky): My luck held and I found a petrol station just in time.