Furrygender has multiple definitions 1) a gender that can only be described with your fursona 2) a gender identity related to (enthusiasm for) anthropomorphic mammals 3) a person dedicates their life into being a furry, considering themselves as an animal.
This gender can be a kingender related to one's fursona, but does not have to be.
History
This term has been coined twice, presumably without knowledge of the other. The (presumably) first time this term was coined was July 4, 2018 by gaymogai on Tumblr.[1] The second furrygender was coined was with the current flag sometime before 2020 by Beyond-Batpanda-Pride-Flags on Tumblr.[2]
Flag
The current flag was seemingly designed by Mod Anthroposexual on Beyond-Batpanda-Pride-Flags on Tumblr at the same time of coining.[2] The color meanings are currently unknown.
The alternate flag was presumably designed by gaymogai on July 4, 2018. The color meanings are currently unknown.[1]