Jubilee, music, Lamech’s second son by Adah, of the line of
Cain. He was the inventor of “the harp” (Heb. kinnor, properly
“lyre”) and “the organ” (Heb. ‘ugab, properly “mouth-organ” or
Pan’s pipe), Gen. 4:21.
Smith's Dictionary
(music), a son of Lamech by Adah, and the inventor of the “harp and organ.” (Genesis 4:21)