fmlk
Fmlk is a user who is associated with cults and users who do fucked up shit, if you meet fmlk, block them and do not interact with them, they make people feels shit about themselves and they are a fucked up individual
person one: hey, some user named fmlk added me
person two: please block them! Fmlk is a cybercriminal
person two: please block them! Fmlk is a cybercriminal