| plug | an old or over-worked horse |
|---|---|
| plug | an upright hydrant for drawing water to use in fighting a fire |
| plug | blockage consisting of an object designed to fill a hole tightly |
| plug | an electrical device with two or three pins that is inserted in a socket to make an electrical connection |
| plug | electrical device that fits into the cylinder head of an internal-combustion engine and ignites the gas by means of an electric spark |
| plug | blatant or sensational promotion |
| plug | a wad of something chewable as tobacco |
| plug | persist in working hard |
| plug | make a plug for |
| plug | deliver a punch to |
| plug | fill or close tightly with or as if with a plug |
| plug | persist in working hard |