What is the meaning of Plug?

A pronged connecting device which fits into a mating socket, especially an electrical one.

An electric socket: wall plug.

Any piece of wood, metal, or other substance used to stop or fill a hole.

A flat oblong cake of pressed tobacco.

A high, tapering silk hat.

A worthless horse.

Any worn-out or useless article.

A book that fails to sell.

A block of wood let into a wall to afford a hold for nails.

A promotion (act of promoting) of a product (such as a book, film or play) or other thing, concept, etc, for example during an interview or a commercial.

A body of once molten rock that hardened in a volcanic vent. Usually round or oval in shape.

A type of lure consisting of a rigid, buoyant or semi-buoyant body and one or more hooks.

A small seedling grown in a tray from expanded polystyrene or polythene filled usually with a peat or compost substrate.

A short cylindrical piece of jewellery commonly worn in larger-gauge body piercings, especially in the ear.

A drug dealer.

A branch from a water-pipe to supply a hose.

A standard, modular fuselage component that can be added or removed.

Short for fireplug (fire hydrant).

To stop with a plug; to make tight by stopping a hole.

To promote (something, especially a product or service); to mention (something) as if promoting or advertising it.

To persist or continue with something.

To shoot (someone) with a bullet.

To have sex with; to penetrate sexually.

To ingest a drug rectally.

steel plough

an instance of tilling

plough

wall plug

butt-plug

plough

plough (device pulled through the ground in order to break it upon into furrows for planting)

plough

plough

Source: wiktionary.org