Susan mentioned, "Jarrod, your car won't start if the battery is bad."2. Immoral, unethical, wrong: Lying is a bad thing.
3. Erroneous, wrong, incorrect: Gretchen's bad spelling kept her from becoming a secretary.
Hal bade his mother goodbye when he left for work.
2. Immorally, unethically, corruptly: The army behaved badly toward the war prisoners.
3. Very much, greatly, intensely: Lorena's tooth hurts badly.
Young Tyson wanted a new bicycle badly.
Mindy bade us good bye after we had a very bad meal. In fact, when Kendrick got home, his stomach was behaving badly and he felt ill the rest of the night.