out [phrasal verb] [I] - to start to do something different from what you usually doBernadine told her she needed to get out of the house and branch out socially.It is possible to branch out from IT to jobs in banking, accountancy, teaching and so on.The clothes manufacturer recently branched out into children's wear.After a couple of years working for a design company she branched out on her own (= started her own business).
BRANCH
Meaning of BRANCH in English
Cambridge English vocab. Кембриджский английский словарь. 2012