to block a hole with something that fits tightly
They used a special material to plug the hole in the pipe.
to fill a need or missing part in something
The new product will plug the gap in our market offerings.
to promote something new to encourage people to buy or see it
The author came on TV to plug her new book.
to shoot someone
In the movie, the villain tried to plug the hero.
a device that connects electrical equipment to power
Make sure the plug is firmly in the socket before turning it on.
a wall opening for connecting electrical devices
I need to find a plug for my laptop charger.
a connector for audio or video cables
The music plug connects the guitar to the amplifier.
a part in a car engine that creates spark to start it
The mechanic replaced the faulty plug in the engine.
a stopper for a sink or bathtub drain
Don't forget to put the plug in before filling the tub.
something that blocks a hole
The doctor used a small plug to stop the bleeding.
a bottle stopper or cap
The wine plug keeps the bottle sealed tightly.
a wall anchor for holding screws
You'll need a plastic plug to secure the shelf to the wall.
promotion or praise for something new
The talk show host gave a nice plug to the new restaurant.