Blankflux, also called blankgenderflux or genderblankflux, is a gender for someone who is genderfluid and fluctuates between different genders under the genderblank umbrella, e.g. between blankboy, blankandrogyne and neutrablank.
The term was coined by Tumblr user Nonbiarrow on May 15th, 2021.
The flag was also created by Tumblr user Nonbiarrow on May 15th, 2021. The colours are: blue for blankboys, yellow for blankenbies, pink for blankgirls and indigo for xenoblank individuals.