As a Verb or Adjective: 1. To be no longer possible or useful to do something because the right time for doing it has passed. English = too late. 2. To move, do or make something happen without enough speed so that it cannot be done properly or within the period of time that it must happen or you want it to happen. English = too slow. Interactive: 1. Used alone to tell someone that someone's actions have happened so much after the arranged or expected time that it is no longer wanted, useful or relevant. English = 'Too late!', 'Forget it! It's too late!'