Verb
(colloquial, of an event or of one's fortunes) To go wrong; to go downhill. [from 1908]
(colloquial, especially Southern US and Midwestern US, of a person) To go bad; to turn toward immorality or crime.
Synonyms: go bad, go astray
Antonym: turn over a new leaf
Don't be too quick To break bad habits: better stick, Like the Mission folk, to your arsenic. Bret Harte
Most people don't have that willingness to break bad habits. They have a lot of excuses and they talk like victims. Carlos Santana
Middle-class people are becoming desperate. It can cause a moral man to break bad. Giancarlo Esposito
It is extremely hard to break bad habits and takes a long time to start new, healthy ones. Denise Austin
Good study and good care banish and break bad luck. Sicilian Proverb