Read the dictionary definition of inject. All definitions for this word.
1. give an injection to
1. We injected the glucose into the patient's vein
2. to introduce (a new aspect or element)
1. He injected new life into the performance
3. to insert between other elements
1. She interjected clever remarks
4. feed intravenously
5. take by injection
1. inject heroin
6. force or drive (a fluid or gas) into by piercing
1. inject hydrogen into the balloon