A person who selects and mixes recorded music for an audience

• A radio or club music presenter who plays tracks

To perform by selecting, mixing, and transitioning recorded tracks

• To act as a disc jockey at an event or venue

Abbreviation for dinner jacket, a black-tie tuxedo

• Used on invitations or dress codes to indicate black tie

Abbreviation for dust jacket, a book’s protective paper cover

• The removable outer cover of a hardcover book