Fans who are passionate, so much so that they will hurt you if you say anything bad about BTS
Ex. 1
Jin: ARRRRMMMMYYYYYYYYY
Ex. 2
Person: Whos your favorite artist?
A.R.M.Y: Oh, BTS
Person: You mean those one Chinese singer?
A.R.M.Y: ...
*a flood of A.R.M.Y swarm in*