The crossword solutions for the term 'DIRTY RATS' are 'LOUSES' (6 letters) and 'SOANDSOS' (8 letters). 'LOUSES' is a term used to describe small, wingless parasites that feed on the blood of humans and other animals. They are usually found in the hair or clothing of their hosts. 'Soandsos' is a slang term used to refer to someone who is insignificant or unimportant. It is often used to describe people who are not well known or respected.