The Collaborative International Dictionary
Unheard \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!
--Dryden. -
Not known to fame; not illustrious or celebrated; obscure. Nor was his name unheard or unadored. --Milton. Unheard of.
Not heard of; of which there are no tidings.
Unknown to fame; obscure.
--Glanvill.
Usage examples of "unheard of".
He was sixteen now, and unmarried, an unheard of age to remain a bachelor.
A refusal to accept selection as a Sitter was unheard of, yet it was said she had refused, and at least twice.
If you lived for a hundred years in good health, it would not be unheard of.
This amount of money was unheard of in their world, but Kevin accepted the commission without betraying the excitement he felt.
It was no shock that Marline moved through the trees as if she had grown up in a forest instead of the Aiel Waste, where anything that could be called a tree was rare and snow unheard of, though it seemed that all of her necklaces and bracelets should have made some clatter as they swung, but Annoura climbed with almost as little effort, floundering a little with her skirts but deftly avoiding the sharp thorns of dead cat’.