inject

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inject (someone or something) with (something)

To squeeze or squirt a fluid into someone or something by using a needle, syringe, or similar tool. We watched helplessly as the doctors injected the patient with epinephrine. You can clean the surgical area by injecting it with saline solution.
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inject (something) into (someone or something)

1. To squeeze or squirt a fluid into someone or something by using a needle, syringe, or similar tool. We watched helplessly as the doctors injected epinephrine into the patient. Use this syringe to inject saline solution into the surgical area to clean it.
2. By extension, to add or introduce something into a particular situation. You can always count on Leah to inject humor into a grim conversation. Ugh, I don't understand why this writer always injects so much heartbreak into her novels.
See also: inject
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

inject (something) into (someone, something, or some creature)

 and inject (someone, something, or some creature) with (something)
to give a hypodermic injection of something to someone or an animal. The nurse injected the medicine into my arm. He injected a very large dose into the patient.
See also: inject

inject something into something

 
1. Lit. to squirt something, such as oil, water, etc., into something. The pump injected the oil into the wheel bearings when I squeezed the lever. The mechanic injected a solvent into the lock.
2. Fig. to put something, such as humor, excitement, etc., into a situation. Let's inject a little humor into this dismal affair. She likes to inject a lot of excitement into her books.
See also: inject
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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