The term BOSS MOB is a combination of two words, Boss and Mob. Boss is a term used to describe someone who is in charge or has authority over others, while Mob is a term used to describe a large group of people. The crossword solutions for this term are RIOT (4 letters) and HORDE (5 letters). A RIOT is an act of violence or disorder by a large group of people, while a HORDE is a large group of people or animals that moves together.