Marginalized Orientations, Gender identities, And Intersex. it’s meant to be an all inclusive umbrella term for asexuals, homosexuals, multisexuals, trans people, and intersex people. Alternative to LGBTQIAP+
Alternative to MOGII, easier to pronounce.

an expression used in the south to request a confermation of a previous statement

an abbreviation of the phrase "isn't he" (like y'all for "you all") in the South. As such, the phrase is used for confirmation of the previous statement, but only if the person/thing being referred to is masculine.