What is the meaning of Overdose?

An excessive and dangerous dose of a drug.

To dose to excess; to give an overdose, or too many doses, to someone.

To dose excessively, to take an overdose.

To indulge in something excessively.

overdose (excessive and dangerous dose of a drug)

overdose of, excess of, surfeit of something (instance of someone having had too much of something, having overdone something)

overdose

an overdose

an overdose

overdose (excessive and dangerous dose of a drug)

Source: wiktionary.org