American English

Definition of plug noun from the Oxford Advanced American Dictionary



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    electrical equipment
  1. 1a small plastic object with two or three metal pins that connects a piece of electrical equipment to the main supply of electricity a three-pin plug
  2. 2a small object that connects a wire from one piece of electrical equipment to an opening in another the plug from the computer to the printer
  3. in engine
  4. 3= spark plug
  5. in bath/sink
  6. 4a thick round piece of plastic, rubber, or metal that you put in the hole in a bathtub or a sink to stop the water from flowing out She pulled out the plug and let the water drain away. synonyms at
  7. in hole
  8. 5a round piece of material that fits into a hole and blocks it She took the plug of cotton from her ear. see also earplug
  9. 6= stopper
  10. for screw
  11. 7a small plastic tube that you put into a hole in a wall so that it will hold a screw
  12. for book/movie
  13. 8(informal) praise or attention that someone gives to a new book, movie, etc. in order to encourage people to buy or see it He managed to get in a plug for his new book.
  14. Thesauruslidtop cork cap plugThese are all words for a cover for a container.lid a cover over a container that can be removed or opened by twisting or lifting it off:a jar with a tight-fitting lidtop a thing that you put over the end of something such as a pen or bottle in order to close itcork a small round object made of cork or plastic that is used for closing bottles, especially wine bottlescap (often in compounds) a top for something such as a bottle, or a protective cover for something such as the lens of a cameraplug a round piece of material that you put into a hole in order to block it; a flat round rubber or plastic thing that you put into the hole of a sink in order to stop the water from flowing out:a drain plugPatterns a tight-fitting lid/top/cap a screw top/cap a pen lid/top to put on/screw on/take off/unscrew the lid/top/cap to pull out the cork/plugIdioms
    pull the plug on somebody/something (informal)
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    to put an end to someone's project, a plan, etc. The television station pulled the plug on the series after only five episodes.
See the Oxford Advanced Learner's Dictionary entry: plug