'boom box' definitions:

Definition of 'boom box'

From: WordNet
noun
A portable stereo [syn: ghetto blaster, boom box]

Definition of 'boom box'

From: GCIDE
  • boom box \boom box\ n. a large portable casette or compact disk player, usually having an integrated radio receiver. It typically has two (stereophonic) speakers, and can be adjusted to play at a high sound intensity, from which the name comes.
  • Syn: ghetto blaster. [WordNet 1.5]