roaring

adj. extremely successful, busy, or full of energy.

adj. characterised by great success, prosperity, or vigorous activity.

“The new restaurant was a roaring success and had a long waiting list.”

“Despite the economic downturn, the tech startup became a roaring success, securing millions in venture capital within its first year.”

Informal

adj. making a very loud, deep, and continuous noise.

adj. producing or characterised by a loud, deep, and prolonged sound.

“We sat by the roaring fire to warm up after our walk in the snow.”

“The hikers could hear the roaring waterfall long before they emerged from the dense forest into the clearing.”