What is the meaning of Drug?

A substance used to treat an illness, relieve a symptom, or modify a chemical process in the body for a specific purpose.

A psychoactive substance, especially one which is illegal and addictive, ingested for recreational use, such as cocaine.

Anything, such as a substance, emotion, or action, to which one is addicted.

Any commodity that lies on hand, or is not salable; an article of slow sale, or in no demand.

Short for drugstore.

To administer intoxicating drugs to, generally without the recipient's knowledge or consent.

To add intoxicating drugs to with the intention of drugging someone.

To prescribe or administer drugs or medicines.

simple past and past participle of drag

A drudge.

a recreational drug, psychoactive substance, especially when illegal and addictive

friend

other, another, different

paramour (illicit lover)

lover

pole, stick

friend

comrade (commonly used in parts of Former Yugoslavia among coworkers or friends)

Source: wiktionary.org