Mr. Big is a term used to describe a powerful and influential person. The crossword solutions for this term are NABOB (5 letters), BTO (3 letters), CEO (3 letters), VIP (3 letters), and Headcheese (10 letters). NABOB is an archaic term for a wealthy man, BTO stands for Business Tycoon, CEO stands for Chief Executive Officer, VIP stands for Very Important Person, and Headcheese is a slang term for a leader or boss. Together, these terms all refer to someone who is powerful and influential, such as Mr. Big.