noun
- Blockage consisting of an object designed to fill a hole tightly.
- A wad of something chewable as tobacco.
- Blatant or sensational promotion.
- Electrical device that fits into the cylinder head of an internal-combustion engine and ignites the gas by means of an electric spark.
- synonyms: spark plug, sparking plug
- An electrical device with two or three pins that is inserted in a socket to make an electrical connection.
- synonyms: male plug
- An upright hydrant for drawing water to use in fighting a fire.
- synonyms: fireplug, fire hydrant
- An old or over-worked horse.
verb
- Fill or close tightly with or as if with a plug.
- usage: "plug the hole"; "stop up the leak"
- Persist in working hard.
- usage: "Students must plug away at this problem"
- synonyms: plug away
- Deliver a quick blow to.
- usage: "he punched me in the stomach"
- synonyms: punch
- Make a plug for; praise the qualities or in order to sell or promote.
- Insert a plug into.
- usage: "plug the wall"
- Insert as a plug.
- usage: "She plugged a cork in the wine bottle"