To take or be administered something by means of injection, especially medicine or drugs.
To introduce (code) into an existing program or its memory space, often without tight integration and sometimes through a security vulnerability.
To introduce (something) suddenly or violently.
To administer an injection to (someone or something), especially of medicine or drugs.
To push or pump (something, especially fluids) into a cavity or passage.
To introduce or add (something that is different or foreign).
To pour in (medicine, for example) drop by drop.
To cause a quality to become part of someone's nature.