Meaning of plug in English
1. a small object that is pushed into a special openings in the wall called a socket to connect a piece of electrical equipment to the main supply of electricity
There are currently 15 types of electrical outlet plugs in use today.
2. a round flat piece of rubber, plastic or wood, used for stopping the water flowing out of the hole in a sink or bath tub
1. fill or block a small hole with a piece of suitable material so that nothing can get through it
I plugged the small hole in the pipe with plastic.