B1
someone who plays music on the radio or at live events
Dictionary examples:
Our school's disc jockey mixed the national anthem with a hip-hop beat. (0.0)
The disc jockey fell asleep during a slow song and snored into the microphone. (0.0)
The disc jockey mixed up wedding songs with breakup songs at the reception. (0.0)
a radio disc jockey (79.2)