stentorian

\sten-TOR-ee-uhn\, adjective:
Extremely loud.

--No one could out-talk Loud Larry, save for Stentorian Steve.
--The stentorian slurps and gargantuan gulps of King Henry VIII filled the hall, making it difficult for his dinner guests to hear one another, let alone enjoy their meals.
--"BOOM BOOM BOOM," said the Stentorian Tuba. "Well ting ting ting," replied the Tiny Triangle. "BOTHYA SHADDUP," added impatient Pavarotti.
--The stentorian sound of AC/DC record not only awoke the bears from their hibernation; it also had them playing air guitar and doing one-legged hops across the frozen cave.