Bug-pipe
Literally referring to “an insect” [sic], this is an unfortunate silly misspelling in Kuhač!
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.
ws (linguistics).