Meaning of "Dirty Dog" by Damn Yankees

The lyrics of "Dirty Dog" portray a situation where the protagonist feels mistreated and disrespected in a relationship. The use of the metaphor of a "dirty dog" serves to emphasize the woman's behavior towards him, as she belittles and uses him while he is loyal and eager to please. The man realizes that he is being taken advantage of and decides to end the relationship, symbolized by leaving, which is a metaphor for freeing himself from the toxic dynamic. The lyrics highlight themes of self-worth, boundaries, and the need to walk away from unhealthy relationships, even if it means facing loneliness and hardship.