| Dance Floor | The designated area where people dance at an event. This area is usually designated by a wooden subfloor or might be roped off or in the middle of tables. |
| Décor | The decorations including flowers, ballons, tapestry- anything that adds to the overall look of the venue. |
| DemiTasse | A tiny cup used to serve black coffee or espresso |
| Deposit | An agreed upon amount of money, usually half of the total cost, used to secure the event planner, venue, food or anything else needed for the event. The deposit usually accompanies the contract. |
| Dessert Plate | A smaller plate used for eating dessert. |
| Dessert Spoon | A smaller scale spoon used for eating dessert |
| Dessert Station | Table or area where all the different desserts are served at an event. The guest usually can serve themselves or an attendent serves their selection(s). |
| Dinner Knife | A knife used for cutting the portion of meat on a plate |
| Director's Chairs | A chair usually made of wood and a canvas like material that is associated with the film industry. The chair is very casual and the material of the seat and back support can be any color. Some people use the canvas to write names or imprint logos. The chair can be folded so it is useful in terms of storage. |
| Disc Jockey | Also DJ. An individual who is responsible for music and audio during an event. They controls the music genre, actual playlist, the sound level and can have interaction with the guests. At a wedding for instance the DJ would introduce the wedding party as they enter. |