An unscrupulous or dishonest person; sometimes someone who is also likable: Trudy's father was a lovable old rogue and sometimes even a lying old rogue.

1. Referring to one or many individuals who act independently and use unorthodox methods that are unpredictable and sometimes are likely to cause trouble: People were complaining about how the rogue police were committing criminal acts. 2. Relating to a person or an animal that is vicious and uncontrolled and typically lives away from the others: Hunters were looking for the rogue elephant which was attacking other elephants and even attacking the gardens and living quarters of some of the local natives.