Biologically, humans run off the binary of male and female, so biologically people who identify as neither or anything else are saying that they're not human. Therefore, they are a sub-species under the homo genome (similar to how us humans are Homo Sapiens).
John: "Those people who say they're not male or female are not human by their own definition, they are what are now being called Homo Retardus."
by Scribe of the Heretic September 9, 2021
Get the Homo Retardus mug.
An offspring of the MySpace generation.

The Homo Sapiens Retardus is, in short, a mentally challenged (self-centered) and/or physically challenged (collar popping) individual. They are usually frowned upon by other members of the Homo genus.
Michael cannot get a passport because he is listed as a 'Homo Sapiens Retardus' in the citizen-register.
by Yonasu August 17, 2008
Get the Homo Sapiens Retardus mug.