plug

Sense 1 noun

blockage consisting of an object designed to fill a hole tightly

Sense 2 verb

fill or close tightly with or as if with a plug

plug the hole

Sense 3 noun

a wad of something chewable as tobacco

Sense 4 verb

persist in working hard

Students must plug away at this problem

Sense 5 noun

blatant or sensational promotion

Sense 6 verb

deliver a quick blow to

he punched me in the stomach

Sense 7 noun

electrical device that fits into the cylinder head of an internal-combustion engine and ignites the gas by means of an electric spark

Sense 8 verb

make a plug for; praise the qualities or in order to sell or promote

Sense 9 noun

an electrical device with two or three pins that is inserted in a socket to make an electrical connection

Sense 10 verb

insert a plug into

plug the wall

Sense 11 noun

an upright hydrant for drawing water to use in fighting a fire

Sense 12 verb

insert as a plug

She plugged a cork in the wine bottle

Sense 13 noun

an old or over-worked horse