ambitious · adjective /æmˈbɪʃ.əs/
ambitious (PERSON)
B2 wanting to be successful or powerful
Dictionary examples:
an ambitious young lawyer
He's very ambitious for his children.
Learner example:
I chose Omar because I find him very talented and ambitious. (First Certificate in English; B2; Slovene)
ambitious (PLAN)
B2 If a plan or idea is ambitious, it will need a lot of work and will be difficult to achieve.
Dictionary examples:
This is our most ambitious project so far.
She has some ambitious plans for her business.
Learner example:
If we a[c]complish these ambitious plans, we can even run for the 2006 Winter Olympic Games. (First Certificate in English; B2; Polish)