Definition of ambitious adjective from the Oxford Advanced Learner's Dictionary



    BrE BrE//æmˈbɪʃəs//
    ; NAmE NAmE//æmˈbɪʃəs//
    Job skills and personal qualities
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  1. 1determined to be successful, rich, powerful, etc. a fiercely ambitious young manager They were very ambitious for their children (= they wanted them to be successful). See related entries: Job skills and personal qualities
  2. 2needing a lot of effort, money or time to succeed the government’s ambitious plans for social reform Jogging every morning? That’s very ambitious, isn’t it?
  3. opposite unambitious
    Word Origin late Middle English: from Old French ambitieux or Latin ambitiosus, from ambitio, from ambire ‘go around (canvassing for votes)’.Extra examples Phases 2 and 3 seem overly ambitious. She is very ambitious for her four children. The book is ambitious in scope. I am very ambitious. Nothing means more to me than winning. I’m not ambitious enough to try for the top. I’ve never been particularly ambitious. She’s a great student—dedicated, hardworking and ambitious. The students are all ambitious to do well. They became fiercely ambitious for the boy.
See the Oxford Advanced American Dictionary entry: ambitious