noun
with great fanfare; with a flourish of trumpets
Describes something introduced or launched with much publicity, hype, or ceremony. Often used in the phrase 鳴り物入りで.
新製品が鳴り物入りで発売された。
The new product was launched with great fanfare.
鳴り物入りの企画だったが
It was a project launched with much hype, but it ended in failure.