boom

/bum/
verb
  1. To make a loud, deep, resonant sound.
    • The bass from the speakers boomed through the entire house.
    • Thunder boomed across the sky during the storm.
    • His voice boomed as he called out to the crowd.
  2. To experience a period of rapid growth or success.
    • The local economy boomed after the new factory opened.
    • The small town boomed when gold was discovered nearby.
    • Sales of electric cars have boomed in recent years.
Antonyms
noun
  1. A loud, deep, resonant sound, like an explosion or thunder.
    • The boom of the cannon startled the birds.
    • The boom of fireworks echoed through the valley.
    • We heard a loud boom and then the lights went out.
  2. A period of rapid economic growth or increased activity.
    • The tech boom created thousands of new jobs.
    • The city experienced a boom in tourism after the new airport opened.
    • During the housing boom, many people bought new homes.
  3. A long pole used to extend the bottom of a sail on a sailboat.
    • The boom swung across the deck as the boat turned.
    • Be careful of the boom when you stand up in the sailboat.
    • He adjusted the sail by moving the boom to catch more wind.
  4. A long, movable arm used for lifting or carrying things, such as on a crane or microphone stand.
    • A camera boom allowed the filmmaker to get a high-angle shot.
    • The crane's boom lifted the heavy steel beam to the top floor.
    • The sound engineer lowered the microphone boom over the actor's head.
Antonyms
What does "boom" mean? | whatsthatwordmean | whatsthatwordmean