The french people from france often refer to french fire engines with this french term

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.

in forum speak, a Les Dennis is a troll whose activities are mainly confined to private messaging people and being rather infantile.