Definition from Wiktionary, the free dictionary
- The following of a disciplined programme to improve one's physical health, mental health or character.
- The bettering of one's status.
2017 January 20, Annie Zaleski, “AFI sounds refreshed and rejuvenated on its 10th album, AFI (The Blood Album)”, in The Onion AV Club:
- Ambition and self-improvement are certainly not negatives, although one potential downside to being more self-conscious—especially for punk bands—is muted urgency.
following a disciplined programme to improve one’s health or character