boom

To make a loud, hollow, resonant sound.

Thunder boomed in the distance and lightning flashes lit up the horizon.

The cannon boomed, recoiled, and spewed a heavy smoke cloud.

To exclaim with force, to shout, to thunder.

I was about to reach for the marmalade, when I heard the telephone tootling out in the hall and rose to attend to it. “Bertram Wooster's residence,” I said, having connected with the instrument. “Wooster in person at this end. Oh hullo,” I added, for the voice that boomed over the wire was that of Mrs Thomas Portarlington Travers of Brinkley Court, Market Snodsbury, near Droitwich – or, putting it another way, my good and deserving Aunt Dahlia. [...] “I'd give a tenner to have Aubrey Upjohn here at this moment.” “You can get him for nothing. He's in Uncle Tom's study.” Her face lit up. “He is?” [Aunt Dahlia] threw her head back and inflated the lungs. “UPJOHN!” she boomed, rather like someone calling the cattle home across the sands of Dee, and I issued a kindly word of warning. “Watch that blood pressure, old ancestor.”

To flourish, grow, or progress.

The population boomed in recent years.

Business was booming.

To make (something) boom.

Men in grey robes slowly boom the drums of death.

To make a deep, resonant, territorial vocalisation.

Miles on miles of quagmire, varied only by bright green strips of comparatively solid ground, and by deep and sullen pools fringed with tall rushes, in which the bitterns boomed and the frogs croaked incessantly[.]

A low-pitched, resonant sound, such as of an explosion.

the boom of the surf

A rapid expansion or increase.

You should prepare for the coming boom in the tech industry.

Some of the minor Welsh 2 ft. gauge railways, we hear from Mr. N. F. G. Dalston, are enjoying a miniature boom owing to the demand for slate for the repair of damaged roofs.

A period of prosperity, growth, progress, or high market activity.

Ellipsis of sonic boom.

One of the calls of certain monkeys or birds.

Interestingly, the blue monkey's boom and pyow calls are both long-distance signals (Brown, 1989), yet the two calls differ in respect to their susceptibility to habitat-induced degradation.

Used to suggest the sound of an explosion.

crash boom bang

In regards to what happened to Mutsu, well, it went BOOM. To be more prosaic about it, there were a number of theories put forward as to why Mutsu's magazine for its aft superfiring turret exploded, some of them more plausible than others.

Used to suggest something happening suddenly or unexpectedly; voilà.

Add one cup of hot water, wait a minute, and boom — your cup of ramen is ready.

So we went around the corner, looked in the garbage, and, boom, there's about 16 of the tapes he didn't like!

The sound of a bass drum beating.

The sound of a cannon firing.