Is Wacky a Bad Word?

Later on in the 1800's the word “wacky” also took on a new definition. This new meaning was used to describe a bad person, because people believed that someone who would do such evil things, their brain must not be functioning properly. ... It is an extremely popular word in the urban and hip-hop culture.

What does it mean if someone is wacky?

adjective. If you describe something or someone as wacky, you mean that they are eccentric, unusual, and often funny. [informal]

Is Wacky a slang word?

adjective, wack·i·er, wack·i·est. Slang. odd or irrational; crazy: They had some wacky plan for selling more books.