The term 'Dandy Dude' is a slang phrase used to describe a man who is fashionable and well-groomed. The crossword solutions for this term are Jim (3 letters) and FOP (3 letters). Jim is a shortened form of the name James, which is a popular name for men. FOP is an old-fashioned term that refers to a man who is overly concerned with his appearance and spends too much time on his grooming. Together, these two words describe a man who is fashionable and well-groomed, making him a 'Dandy Dude'.