Femboyflux is when you identify as a male, however your intensity fluctuates heavily from masculine to feminine and back in such a way it's affecting the person's representation.
The term derives from fem - for feminine, from boy - for male, and from flux - how one feels the intensity.
The counterpart to this is Mascgirlflux.
Flag
The dark blue in the middle represents the core gender, which is male. The layers of blue represent the level of masculinity, and the layers of pink represent the level of femininity. (Flag made by the creator of this wiki page.)
History
The term has been coined by the creator of this wiki page on June 27, 2021.