The crossword solution for the term FRATERNAL ONE is ELK. Fraternal One is a term used to describe a group of people who are united by a common bond, such as a shared interest or profession. The term is often used to refer to members of a fraternity or sorority, but can also be used to describe any group of people who share a common purpose or goal. The term ELK is an acronym for the phrase 'Equality, Loyalty, and Kindness, ' which is often associated with fraternal organizations.