Definition of "inject" in English

verb

1. (transitive) To push or pump (something, especially fluids) into a cavity or passage.

   • The nurse injected a painkilling drug into the veins of my forearm.

2. (transitive) To introduce (something) suddenly or violently.

   • Punk injected a much-needed sense of urgency into the British music scene.

3. (transitive) To administer an injection to (someone or something), especially of medicine or drugs.

   • Now lie back while we inject you with the anesthetic.
   • to inject the blood vessels

4. (intransitive) To take or be administered something by means of injection, especially medicine or drugs.

   • It's been a week since I stopped injecting, and I'm still in withdrawal.

5. (transitive, computing) To introduce (code) into an existing program or its memory space, often without tight integration and sometimes through a security vulnerability.

6. (obsolete, transitive) To cast or throw; used with on.

7. (transitive) To introduce or add (something that is different or foreign).

   • inject something into orbit
   • inject some spice into my life