1606; from Dutch plug, from Dutch, Middle (ca.1050-1350) plugge, from odt *pluggi. Pronunciation Noun

plug (plural plugs)

  1. (electricity) A pronged connecting device which fits into a mating socket, especially an electrical one.
    I pushed the plug back into the electrical socket and the lamp began to glow again.
    1. (loosely) An electric socket: wall plug.
  2. Any piece of wood, metal, or other substance used to stop or fill a hole.
    Synonyms: bung, dowel, stopper, stopple
    Pull the plug out of the tub so it can drain.
  3. (US) A flat oblong cake of pressed tobacco.
    He preferred a plug of tobacco to loose chaw.
  4. (US, slang) A high, tapering silk hat.
  5. (US, slang) A worthless horse.
    Synonyms: bum, dobbin, hack, jade, nag
    That sorry old plug is ready for the glue factory!
  6. (dated) Any worn-out or useless article.
  7. (construction) A block of wood let into a wall to afford a hold for nails.
  8. (slang) A mention of a product (usually a book, film or play) in an interview, or an interview which features one or more of these.
    During the interview, the author put in a plug for his latest novel.
  9. (geology) A body of once molten rock that hardened in a volcanic vent. Usually round or oval in shape.
    Pressure built beneath the plug in the caldera, eventually resulting in a catastrophic explosion of pyroclastic shrapnel and ash.
  10. (fishing) A type of lure consisting of a rigid, buoyant or semi-buoyant body and one or more hooks.
    The fisherman cast the plug into a likely pool, hoping to catch a whopper.
  11. (horticulture) A small seedling grown in a tray from expanded polystyrene or polythene filled usually with a peat or compost substrate.
  12. (jewellery) A short cylindrical piece of jewellery commonly worn in larger-gauge body piercings, especially in the ear.
  13. (slang) A drug dealer.
    • 2017, Gucci Mane, ‎Neil Martinez-Belkin, The Autobiography of Gucci Mane (page 32)
      He saw me catch a trap and leave the house of a drug dealer. That's why he targeted me. He could have easily blown my ass off right then and there for lying, but for some reason he didn't. He just left. I biked back to my plug's spot and told him […]
  14. A branch from a water-pipe to supply a hose.
Translations Translations Translations
  • German: Dübelholz, Dübel, Holzdübel

plug (plugs, present participle plugging; past and past participle plugged)

  1. (transitive) To stop with a plug; to make tight by stopping a hole.
    He attempted to plug the leaks with some caulk.
  2. (transitive) To blatantly mention a particular product or service as if advertising it.
    The main guest on the show just kept plugging his latest movie: it got so tiresome.
  3. (intransitive, informal) To persist or continue with something.
    Keep plugging at the problem until you find a solution.
  4. (transitive) To shoot a bullet into something with a gun.
    • 1884, H. Rider Haggard, The Witch's Head
      I am awfully glad that you kept your nerve and plugged him; it would have been better if you could have nailed him through the right shoulder, which would not have killed him...
  5. (slang, transitive) To have sex with, penetrate sexually.
    I'd love to plug him.
Synonyms Translations Translations
  • French: faire la pub, faire la promo
  • German: Schleichwerbung machen
  • Spanish: promocionar

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