The literal name. It means that there are only 2 genders.

XX and XY, no more than that. The other ones are deformations
Non-binary doesn't exist, there is only 2 genders bro.
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There is Only 2 genders, nothing more, nothing less, the rest are mere mental disorders
Retard: 89 GENDAS!!!!!!!!!!!
Chad: There are only 2 genders lmao
by dayunez December 10, 2022
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Celebrated on January 2, when the population of the world rejoices and celebrates the fact that there are only 2 genders. Man and Woman.
John: Who's ready for Jan. 2?! The national day for the ONLY 2 genders to exist!!!
Sam: I'm so Excited for National 2 Gender Day!!!!
by HashSlinginSlasher December 4, 2019
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