The term 'Dandily Dressed Dude' can be summed up by the three-letter acronym FOP, which stands for 'Foppish Gentleman'. This term is used to describe a man who is well-dressed and fashionable in his appearance. He is often seen as someone who takes great pride in his appearance and is always dressed in the latest trends. The term is also used to describe someone who is confident and stylish in their mannerisms.