“Bien mener sa barque” is a French expression that translates literally “to steer one’s boat well”. The expression has several meanings English:
- to do all right for yourself
- to run a tight ship
A French-to-French definition is “bien gérer ses affaires“, or to manage one’s one business well. In any case, the idiom implies doing well in one’s own undertakings.
Après une carrière de 25 ans dans l’informatique, il a bien mené sa barque et a pu prendre la retraite à soixante-deux ans. After a career of 25 years in IT, he did all right for himself and was able to retire at 62 years-old.