The story
Contrived acronym from quilt and bag, coined by Sadie Lee as an inclusive self-designation for minority sexual and gender identities.
First known use, by meaning
- from 2006 Acronym of Queer/Questioning, Undecided, Intersex, Lesbian, Trans (Transgender/Transsexual), Bisexual, Asexual, and/or Gay/Genderqueer.
Etymology from Wiktionary, CC BY-SA 4.0.