transitive. To make (a person or animal) drowsy or insensible with a narcotic; to anaesthetize (a part) thus. Also intransitive.

transitive. To treat or dose with a potion; to drug with a potion. Also occasionally intransitive.

transitive. To administer drugs to (a person), esp. for the purpose of stupefying, poisoning, or nauseating him or her.

To stupefy with drugs, esp. for a criminal purpose; hence, to drug (liquor).

transitive. To administer dope to (a person, a horse); to stupefy with a drug; to drug.

figurative. To treat roughly; to drug; to exploit; to overcharge; to force out of; to churn out.

U.S. slang. To drug, to dope. Also with adverbs. Usually in past participle.

transitive. To drug or dope (a racehorse). Australian slang.

figurative. To give or administer a narcotic drug to (a person). Also intransitive. slang (originally U.S.).

Chiefly with up. Stimulated by, or under the influence of, a narcotic drug. Also to hop up verbal phrase, to stimulate with a narcotic drug. U.S.…