The phrase “I have been on my finest habits” is often used to point that somebody has been performing in a very well-behaved or well mannered method, typically to be able to make a superb impression or keep away from moving into hassle.
There are lots of explanation why somebody may select to be on their finest habits. For instance, they might be in a state of affairs the place they should make a superb impression, resembling a job interview or a primary date. They could even be attempting to keep away from moving into hassle, resembling when they’re round somebody who is thought to be strict or authoritarian.