Un*heard" (?), a.
Not heard; not perceived by the ear; as, words unheard by those present.
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.
What pangs I feel, unpitied and unheard!
Not known to fame; not illustrious or celebrated; obscure.
Nor was his name unheard or unadored.
Unheard of. (a) Not heard of; of which there are no tidings. (b) Unknown to fame; obscure.
© Webster 1913.