A2 having good things happen to you by chance: "I'm going on holiday." "Lucky you!" The lucky winner will be able to choose from three different holidays. [+ to infinitive] They're lucky to have such a nice office to work in. He's lucky that he wasn't fired. It sounds as if you had a lucky escape (= by good chance you were able to avoid something dangerous or unpleasant). We'll be lucky if we get there by midnight at this rate (= we might get there by midnight or it might be later).Good luck and bad luck B1 bringing good luck: a lucky charm Six is my lucky number.