Meaning of “better off” - Learner’s Dictionary

better off

adjective [ never before noun ] uk us
RICHER

richer:

We're a lot better off now that Jane's started work again.
BETTER SITUATION

in a better situation:

Simon's such an idiot - you'd be better off without him.
you're better off doing sth

used to give advice:

You're better off getting a taxi.

(Definition of “better off” from the Cambridge Learner’s Dictionary © Cambridge University Press)