The term 'Alley Dweller' refers to a person who lives in an alley or backstreet. The term is often used to describe people who are homeless or living in poverty. The crossword solution for the term Alley Dweller is TOMCAT, which is a six-letter word. TOMCAT is a slang term for a male cat, and it is also used to refer to a man who is considered to be a ladies' man. In this context, it could be interpreted as referring to a man who lives in an alley and is known for his charm and charisma.