As a noun:
* The boom of the cannon echoed across the battlefield.
* The construction boom in the city led to a surge in housing prices.
* The microphone picked up the boom of the crowd cheering.
As a verb:
* The economy boomed in the 1990s.
* The fireworks boomed in the night sky.
* The music boomed from the speakers at the concert.
As an adjective:
* The company had a boom year, exceeding all sales expectations.
* The boom microphone picked up even the faintest whispers.
* The boom industry was booming with job opportunities.
In an idiomatic phrase:
* The company's success went boom after the CEO's resignation. (meaning it failed quickly)
* The party was in full boom. (meaning it was very lively)
* The news of the merger sent the stock price booming. (meaning it increased rapidly)
The meaning of "boom" can vary depending on the context, so be sure to consider the meaning you want to convey when using it in a sentence.