I went by the still to find Chris an' cuss out ole Jeb Mullins an' the men thar.
1775, American English dialectal, "troublesome person or animal," an alteration of curse (n.), or else a shortening of the slang sense of customer.
"to say bad words," 1815, alteration of curse (v.). Related: Cussed; cussing. To cuss out attested by 1881.
A man; fellow; guy •Most use since the 1860s
[1775+; a shortening of customer; or perhaps ''one who curses'']