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      plug
      noun
      (electricity) A pronged connecting device which fits into a mating socket, especially an electrical one.
      (loosely) An electric socket: wall plug.
      Any piece of wood, metal, or other substance used to stop or fill a hole.
      (US) A flat oblong cake of pressed tobacco.
      (US, slang) A high, tapering silk hat.
      (US, slang) A worthless horse.
      (construction) A block of wood let into a wall to afford a hold for nails.
      (slang) A promotion (act of promoting) of a product (such as a book, film or play) or other thing, concept, etc, for example during an interview or a commercial.
      (geology) A body of once molten rock that hardened in a volcanic vent. Usually round or oval in shape.
      (fishing) A type of lure consisting of a rigid, buoyant or semi-buoyant body and one or more hooks.
      (horticulture) A small seedling grown in a tray from expanded polystyrene or polythene filled usually with a peat or compost substrate.
      A growth of protoplasm that closes the pore openings in the cells of certain algae.
      (jewelry) A short cylindrical piece of jewellery commonly worn in larger-gauge body piercings, especially in the ear.
      (slang) A drug dealer.
      A branch from a water-pipe to supply a hose.
      (aviation) A standard, modular fuselage component that can be added or removed.
      Ellipsis of fireplug (“fire hydrant”). [A fire hydrant.]
      Ellipsis of spark plug. [The part of some internal combustion engines which forms a high-voltage electric spark which ignites the fuel-air mixture to begin the power stroke. (Petrol engines have spark plugs. Diesel engines do not have them because the heat from their high compression ratios supplies the ignition.)]
      (dated) Any worn-out or useless article.
      (dated, slang) A book that fails to sell.
      verb
      (transitive) To stop with a plug; to make tight by stopping a hole.
      (transitive) To promote (something, especially a product or service); to mention (something) as if promoting or advertising it.
      (intransitive, informal) To persist or continue with something.
      (transitive, slang) To shoot (someone) with a bullet.
      (transitive, slang) To have sex with; to penetrate sexually.
      (transitive, slang) To ingest a drug rectally.
      Synonyms for plug
      stopplenstoppernbungnfireplugnspilenspigotnpinnhackn
      Words related to plug
      connectornunpluggingvsocketnunpluggedvadapternplugholenplugboardnestopunplugsvfipplenrechargervwiresndisconnectvrewirevunstopwiringncouplernmainsnconnectvchargerninsertvoutletntompionnshutoffnreinsertcablesnearplugnlugholeholencordn

      Synonyms & related words for plug

      Find synonyms, related words, and the definition of plug — including stopple, stopper, bung, fireplug, spile, spigot. Dendril is a free visual thesaurus that shows them on an interactive map where stronger matches sit closer to the center — no signup, no ads.

      Words related to plug

      Explore words related to plug — words associated with it, words that go with it, and its nearest matches in meaning. Related words include connector, unplugging, socket, unplugged, adapter, plughole, plugboard, estop. Click any word to make it the center of the map and keep exploring the web of connections.

      Synonyms for plug

      Common synonyms for plug include stopple, stopper, bung, fireplug, spile, spigot, pin, hack — words that share a close meaning. Hover or tap any word on the map for its definition and part of speech.

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