plug · noun C /plʌg/Full view
plug (ELECTRICAL OBJECT)
B1 a plastic or rubber object with metal pins, used to connect electrical equipment to an electricity supply
Dictionary examples:

a three-prong/two-prong plug

Is the plug in?

If a plug is broken, it can be dangerous.

Learner example:

We had to check eve[r]y plug, switch, lights. (First Certificate in English; B2; Polish)

plug (HOLE)
B1 something you put in a hole to block it
Dictionary example:

He pulled out the plug and the water drained out of the sink.

plug · verb /plʌg/
plug sth in
B2 to connect a piece of electrical equipment to an electricity supply or to another piece of equipment
Dictionary example:

Could you plug the iron in for me?

Learner example:

It allows anybody to call from anywhere without hav[ing] to plug it in a wall! (First Certificate in English; B2; French)

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