unheard-of
[ uhn-hurd-uhv, -ov, -uh v ]
/ ʌnˈhɜrdˌʌv, -ˌɒv, -əv /
adjective
that was never heard of; unknown: an unheard-of artist.
such as was never known before; unprecedented: an unheard-of salary.
shocking or outrageous: unheard-of conduct.
Origin of unheard-of
First recorded in 1585–95
Words nearby unheard-of
unhealed,
unhealthful,
unhealthy,
unheard,
unheard of,
unheard-of,
unheated,
unheeded,
unhelm,
unhelpful,
unheralded
Example sentences from the Web for unheard-of
British Dictionary definitions for unheard-of
unheard-of
adjective
previously unknown
an unheard-of actress
without precedent
an unheard-of treatment
highly offensive
unheard-of behaviour