Dude-Sack (m)
(with) definite article: derBagpipe (unknown type)
According to Kuhač, a combination of Slavic dude and German sack [sic], which is a repetition of the rather questionable explanation on the same page, when referring to the term dudel-sack [sic].
Kuhač, Franjo Š. [Šaver]: Prilog za poviest glasbe južnoslovjenske: Gajde [Contribution to the history of South Slavic music: Bagpipes]. In: Rad jugoslavenske akademije znanosti i umjetnosti, knjiga L (Zagreb, 1879), p.73 (dude-sack [sic]), 76 (Dude-Sack).
ws (linguistics [➺ Dictionaries, &c.]).