The Jew's harp, jew's harp, jaw harp, mouth harp, Ozark harp, trump, drymba, khomus, kubyz or juice harp, is a lamellophone instrument, which is in the category of plucked idiophones: it consists of a flexible metal or bamboo tongue or reed attached to a frame. The tongue/reed is placed in the performer's mouth and plucked with the finger to produce a note.