luck / lək/ • n. success or failure apparently brought by chance rather than through one's own actions: it was just luck that the first kick went in this charm was supposed to bring good luck. ∎  chance considered as a force that causes good or bad things to happen: luck was with me. ∎  something regarded as bringing about or portending good or bad things: I don't like Friday—it's bad luck.• v. [intr.] (luck into/onto) inf. chance to find or acquire: he lucked into a disc-jockey job. ∎  (luck out) achieve success or advantage by good luck: I lucked out and found a wonderful woman.PHRASES: as luck would have it used to indicate the fortuitousness of a situation: as luck would have it, his route took him very near where they lived.tough luck inf. used to express a lack of sympathy: tough luck if they complain.be in (or out of) luck be fortunate (or unfortunate).for luck to bring good fortune: I wear this crystal under my costume for luck.good (or the best of) luck used to express wishes for success: good luck with your studies!the luck of the draw the outcome of chance rather than something one can control: quality of care depends largely on the luck of the draw.no such luck inf. used to express disappointment that something has not happened or is unlikely to happen.try one's luck do something that involves risk or luck, hoping to succeed: he thought he'd try his luck at farming in Canada.with (any or a little or a bit of) luck expressing the hope that something will happen in the way described: with luck we should be there in time for breakfast.