adjective / noun
bad
BAD/bæd/
Unsatisfactory or harmful by ordinary standards.
The cut apple has gone bad, with brown flesh and visible mold.

Etymology
Bad has no securely established root. Its early meanings included “inadequate” and “unsatisfactory”; it became the broad opposite of good, while evil increasingly focused on moral wrongdoing.
In context
there's a desire to just abandon the concept of quality like true quality what makes a a movie good because if there's a bad movie you can't judge it
More examples
- Lying about the accident was a bad decision.
- We must consider both the good and the bad in the proposal.
- That guitarist is bad, the fan says admiringly after the solo.
Forms
bad · worse · worst
badly adverb — In an unsatisfactory, harmful, or unfortunate way.