What is wuss means?

"Wuss" is a slang term used to describe someone who is weak, timid, or cowardly. The term is typically used as an insult or criticism, implying that the person lacks courage or toughness. The origins of the word are uncertain, but it may be a variation of the word "pussy," which has a similar connotation. Alternatively, it may be derived from "wussy," a term for a type of caterpillar that curls up and appears weak when threatened. Regardless of its origin, "wuss" is widely used in American English as an informal insult.