A major adversary

Alternative form of badass

plural of bad-ass

plural of bad ass

Alternative form of badass

plural of bad breath

(rare) Used to express disappointment. / Used other than figuratively or idiomatically: see bad, show.

present participle of break bad

(slang, drug use) A psychedelic crisis, the undesirable dysphoric psychological effects during hallucinogenic drug use, most often fear, paranoia, and especially horrifying hallucinations

(colloquial, of an event or of one's fortunes) To go wrong; to go downhill. / (colloquial, especially Southern US and Midwestern US, of a person) To go bad; to turn toward immorality or crime.