1.
(also ˌget aˈlong ) used to talk or ask about how well sb is doing in a particular situation :
He's getting on very well at school.
How did you get on at the interview?
2.
to be successful in your career, etc. :
Parents are always anxious for their children to get on.
I don't know how he's going to get on in life .
3.
(also ˌget aˈlong ) to manage or survive :
We can get on perfectly well without her.
I just can't get along without a secretary.