The term MEMBERS OF THE BTS ARMY, E.G. can be solved by the four letter word FANS. BTS, also known as the Bangtan Boys, is a South Korean boy band that has gained immense popularity since their debut in 2013. The BTS Army is the name given to the group's dedicated fan base, who are passionate about the band and its music. Therefore, FANS is an appropriate answer for MEMBERS OF THE BTS ARMY, E.G., as it refers to the devoted supporters of the group.