(idiomatic, possibly somewhat dated, informal) To do what one considers to be best suited or most satisfying for oneself; to do what expresses one's distinctive interests or talents; to do as one chooses.

A city in southeastern São Tomé, São Tomé and Príncipe.

(literary) make someone happy

present participle of do one's own thing

(informal) Indicates that the listener is now paying attention to the speaker.

When faced with a difficult decision, it is better not to take unnecessary risks. Also when in doubt, abstain and when in doubt, leave it out

Possessing the ability to continue an aforementioned task for great amounts of time.

(US, dated) To be very successful; to do a roaring trade.

Used to ask someone for their opinion. / (humorous, derogatory) Used to deride the character or personality of someone.

(idiomatic) To outdo somebody; to surpass someone or something.