Unheard-of
"Unheard-of" in a Sentence (4 examples)
John is the middle child and the favorite. A rather unheard-of phenomenon.
He was […] none of your unconscionable blades, requiring impossible chops, and taking unheard-of pickles for granted.
Starvation in the uplands was not an unheard-of thing; […]
Prohibition produced the immense and previously unheard-of wealth that launched truly organized crime in America.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.