- The definition of a plug is something used to fill or stop a hole or gap.
An example of a plug is a rubber sink stopper.
- A plug is defined as the end piece of a cord for an electrical device with prongs that fit into a wall socket.
An example of a plug is what connects a laptop to a wall to recharge its battery.
- an object used to stop up a hole, gap, outlet, etc.
- a natural concretion or formation that stops up a passage, duct, etc.
- a small wedge or segment cut from something, as from a melon to test its ripeness
- a cake of pressed tobacco
- a piece of chewing tobacco
- an electrical connector, as with projecting prongs, designed to be fitted into an outlet, etc., thus making contact or closing a circuit
- a kind of fishing lure
- spark plug
- ☆ plug hat
- Informal a defective or shopworn article
- ☆ Slang an old, worn-out horse
- ☆ Informal a boost, advertisement, etc., esp. one inserted gratuitously in the noncommercial parts of a radio or TV program, magazine article, etc. for someone or something
- Geol. igneous rock which has filled in the vent of a dead volcano and hardened: it is often exposed by erosion
Origin of plugMiddle Dutch plugge, a bung, plug, block, akin to German pflock
transitive verbplugged, plugging
- to stop up or fill (a hole, gap, etc.) by inserting a plug: often with up
- to insert a plug of (something) in a hole or gap
- ☆ to cut a plug from (a melon) to test its ripeness
- to publicize or boost (a song) by frequent performance
- ☆ to advertise or publicize, esp. gratuitously in the noncommercial parts of a radio or TV program
- Slang to shoot a bullet into
- Slang to hit with the fist
- Informal to work or study hard and steadily; plod
- to connect with something so as to become attached, to close an electric circuit, etc.: with into
- to connect (an electrical device) with an outlet, etc. by inserting a plug in a socket, jack, etc.
- to be or become connected in this way
pull the plugInformal
- ☆ to disconnect a device being used to maintain a terminal patient's life
- ☆ to put an end to something: often with on
- An object, such as a cork or a wad of cloth, used to fill a hole tightly; a stopper.
- A dense mass of material that obstructs a passage.
- A usually cylindrical or conic piece cut from something larger, often as a sample.
- Electricity a. A fitting, commonly with two metal prongs for insertion in a fixed socket, used to connect an appliance to a power supply.b. A spark plug.
- A hydrant.
- a. A flat cake of pressed or twisted tobacco.b. A piece of chewing tobacco.
- Geology A mass of igneous rock filling the vent of a volcano.
- Informal A favorable public mention of a commercial product, business, or performance, especially when broadcast.
- Slang Something inferior, useless, or defective, especially an old, worn-out horse.
- Slang A gunshot or bullet: a plug in the back.
- A fishing lure having a hook or hooks.
verbplugged plugged, plug·ging, plugs
- To fill (a hole) tightly with or as if with a plug; stop up.
- To insert (something) as a plug: plugged a cork in the bottle.
- To insert in an appropriate place or position: plug a quarter into the parking meter; plugged the variables into the equation.
- Slang a. To hit with a bullet; shoot.b. To hit with the fist; punch.
- Informal To publicize (a product, for example) favorably, as by mentioning on a broadcast: authors who plug their latest books on TV talk shows.
- To become stopped up or obstructed: a gutter that plugged up with leaves.
- Informal To move or work doggedly and persistently: “You may plug along fifty years before you get anywhere” (Saul Bellow).
Origin of plugDutch, from Middle Dutch plugge.
- (electricity) A pronged connecting device which fits into a mating socket.
- I pushed the plug back into the electrical socket and the lamp began to glow again.
- Any piece of wood, metal, or other substance used to stop or fill a hole; a stopple.
- Pull the plug out of the tub so it can drain.
- (US) A flat oblong cake of pressed tobacco.
- He preferred a plug of tobacco to loose chaw.
- (US, slang) A high, tapering silk hat.
- (US, slang) A worthless horse.
- That sorry old plug is ready for the glue factory!
- (construction) A block of wood let into a wall to afford a hold for nails.
- 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.
- (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.
- (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.
(third-person singular simple present plugs, present participle plugging, simple past and past participle plugged)
- To stop with a plug; to make tight by stopping a hole.
- He attempted to plug the leaks with some caulk.
- 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.
- (intransitive, informal) To persist or continue with something.
- Keep plugging at the problem until you find a solution.
- To shoot a bullet into something with a gun.
- (slang) to have sex with, penetrate sexually.
- I'd love to plug her.
- plug in
1606; from Dutch plug, from Middle Dutch plugge 'peg, plug', from Proto-Germanic *plugjaz (cf. Low German Plüg, German Pflock 'needle', Norwegian plug 'peg, small wedge'); akin to Lithuanian plúkti 'to strike, hew'.