What is the meaning of Override?

To ride across or beyond something.

To ride over the top of something, usually forcibly.

To ride a horse too hard.

To counteract the normal operation of something; to countermand with orders of higher priority.

To give commands of a higher priority to an automated system; to take manual control of an automated system

To define a new behaviour of a method by creating the same method of the superclass with the same name and signature.

A mechanism, device or procedure used to counteract an automatic control.

A royalty.

A device for prioritizing audio signals, such that certain signals receive priority over others.

A method with the same name and signature as a method in a superclass, which runs instead of that method, when an object of the subclass is involved.

Source: wiktionary.org