Polyamitis is a term to describe those who feel perfectly fine in a polyamorous relationship, but first must be within a queer-platonic relationship with the one that their partner is interested in in order to be comfortable accepting them.
History
The term appears to have been coined by Fandom user Bicuriousfrendo on February 2nd of 2021.
Flag
The flag was coined by Fandom user Oaoaoaosss on February 3rd of 2021. It has no confirmed meaning.