Definition of slide noun from the Oxford Advanced American Dictionary

     

    slide

     noun
    noun
    NAmE//slaɪd//
     
     
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    becoming lower/worse
  1. 1 [countable, usually singular] a change to a lower or worse condition a downward slide in the price of oil talks to prevent a slide into civil war The economy is on the slide (= getting worse). a stock market slide
  2. on ice
  3. 2[singular] a long smooth movement on ice or a smooth surface synonym skid Her car went into a slide. a front wheel slide
  4. for children
  5. 3[countable] a structure with a steep slope that children use for sliding down to go down the slide
  6. fall of rock
  7. 4[countable] a sudden fall of a large amount of rock or earth down a hill synonym landslide I was afraid of starting a slide of loose stones.
  8. photograph
  9. 5[countable] a small piece of film held in a frame that can be shown on a screen when you shine a light through it synonym transparency a talk with color slides
  10. computers
  11. 6 [countable] one page of an electronic presentation, that may contain text and images, that is usually viewed on a computer screen or projected onto a larger screen I'm still working on the slides for my presentation.
  12. for microscope
  13. 7[countable] a small piece of glass that something is placed on so that it can be looked at under a microscope
  14. part of musical instrument
  15. 8 [countable] a part of a musical instrument or other device that slides backward and forward
See the Oxford Advanced Learner's Dictionary entry: slide