Noun
An instrument of music, which, when placed between the teeth, gives, by means of a bent metal tongue struck by the finger, a sound which is modulated by the breath; -- called also Jew's-trump.
The shackle for joining a chain cable to an anchor.
Source: Webster's dictionaryjew's harp
The Jew's harp is neither Jewish nor a harp; it is a plucked idiophone and likewise not a stringed instrument. Source: Internet