Sign Root Word - Used of the language of the deaf. (n.) early 13c., signe, gesture or motion of the hand, especially one meant to express thought or convey. Someone who signs and is bound by a document. Web from middle english signe, sygne, syng, seine, sine, syne, from old english seġn (“ sign;
(n.) early 13c., signe, gesture or motion of the hand, especially one meant to express thought or convey. Web from middle english signe, sygne, syng, seine, sine, syne, from old english seġn (“ sign; Used of the language of the deaf. Someone who signs and is bound by a document.