Unheard-of
adj
adj ·Uncommon ·College level
Definitions
Adjective
- 1 Previously unknown; unprecedented.
"He was […] none of your unconscionable blades, requiring impossible chops, and taking unheard-of pickles for granted."
Adjective
- 1 previously unknown wordnet
Example
More examples"John is the middle child and the favorite. A rather unheard-of phenomenon."