English definition of “inject”
/ɪnˈdʒekt/ verb [T]
DRUG › to put a drug into someone's body using a needle: Phil's diabetic and has to inject himself with insulin every day.
IMPROVE › to add a good quality to something: The new teacher has injected a bit of enthusiasm into the school.
MONEY › to provide a large amount of money for a plan, service, organization, etc: The government plans to inject £100 million into schools.