A Deck

1. Any raised flat surface that can be walked on: a balcony; a porch; a raised patio; a flat rooftop.
2. (nautical) The floorlike covering of the horizontal sections, or compartments, of a ship. Small vessels have only one deck; larger ships have two or three decks.
3. (aviation) A main aeroplane surface, especially of a biplane or multiplane.
4. (card games) A pack or set of playing cards.
5. (card games, by extension) A set of cards owned by each individual player and from which they draw when playing. Synonym: library
6. (journalism) A headline consisting of one or more actual lines of text.
7. A set of slides for a presentation.
8. (obsolete) A heap or store.
9. (slang) A folded paper used for distributing illicit drugs.
10. (colloquial) The floor.
11. (theater) The stage.
12. Short for tape deck.