The term "haint" is a regional colloquialism commonly used in the southern United States, particularly in areas surrounding the Appalachian Mountains. Full definition
I would paint the ceiling haint blue so it feels like summer year round. (theinspiredroom.net)
Along with the superstition about haints, these touches are gentle reminders of the family's Southern origins. (bookbrowse.com)
For generations, Southerners have painted their porch ceilings a soft blue shade called haint blue because it makes ceilings appear higher and is rumored to deter wasps. (coastalliving.com)