Femboyflux is when one identifies as male, but one's gender fluctuates heavily in intensity between masculine and feminine such that it affects one's representation.
The term is derived from femboy - "fem" for feminine and "boy" for male. Flux refers to the fluctuation of how one feels the intensity of either gender.
The feminine equivalent is mascgirlflux.
History
The term was coined by Fandom user P0CKP1CK3T on June 27, 2021.
Flag
The flag was created by Fandom user P0CKP1CK3T. The dark blue in the middle represents the core gender, male. The layers of blue represent the levels of masculinity, and the layers of pink represent the levels of femininity.