Unheard :: Unheard (a.) Not heard; not perceived by the ear; as, words unheard by those present..
Unheard :: Unheard (a.) Not granted an audience or a hearing; not allowed to speak; not having made a defense, or stated one's side of a question; disregarded; unheeded; as, to condem/ a man unheard..
Unheard :: Unheard (a.) Not known to fame; not illustrious or celebrated; obscure.