roaring

Etymology

adj

1. (informal) Intensive; extreme.
   “[…] the awfully hearty sort of Christmas cards that people do send to other people that they don't know at all well. You know. The kind that have mottoes like Here's rattling good luck and roaring good cheer, / With lashings of food and great hogsheads of beer. […]” 1922, Ben Travers, chapter 1, in A Cuckoo in the Nest
2. Very successful; lively.
   The ice-cream sellers did a roaring trade in the midday heat.
   But finally we came to a river with hundreds of boats upon it, and there was a magnificent bridge, and on the other bank was a roaring city, and through the fog the rain came down thick as the tears of the angels. "That 's London," said I. 1903, Robert Barr, chapter 17, in The O'Ruddy
   Some of the worst offenders were rounded up and sent home as Rozhestvensky's health began to recover. But this further diminished the fleet's manpower. And, at the same time, many of the officers were quite-happily unaware that anything was going on, having discovered that Madagascar did a roaring trade in various high-strength drugs. One officer had brought 2,000 cigarettes, and they were found to all be filled with opium, much to the joy of all those who could get their hands on them before they were confiscated. 13 March 2019, Drachinifel, 35:45 from the start, in The Russian 2nd Pacific Squadron - Voyage of the Damned, archived from the original on 2022-12-16

verb

1. present participle and gerund of roar

noun

1. A loud, deep, prolonged sound, as of a large beast; a roar.
2. An affection of the windpipe of a horse, causing a loud, peculiar noise in breathing under exertion.