A large portable radio and cassette player capable of powerful sound.
More example sentences
- So in a fit of jealousy, I swiped the cassette out of her boom box one day, hoping never to hear - or never let her hear - the record again.
- She had soft music playing on the portable boom box sitting on the floor.
- We laid out two beach towels and turned on a portable boom box.
Definition of boom box in:
- The US English dictionary