This Texan's understanding: "Y'all" = plural you "All y'all" = "all of [plural] you" as distinct from "some of you/y'all" Don't think I've ever heard a singu

This Texan's understanding: "Y'all" = plural you "All y'all" = "all of [plural] you" as distinct from "some of you/y'all" Don't think I've ever heard a singular y'all. "How ya doin'" would be the singular version of "How y'all doin"