What does ‘a shot in the arm’ mean?
Last updated Jul 22, 2026
Published by All Direct Answers · Licensed under Citation License 1.0
To “a shot in the arm” means to a boost or encouragement. A 20th-century idiom from medical injections; not in Brewer's 1898.
Answered by Best Idiom Answers. Read the full answer →
Steward: Jason Burns — Founder of HurcuLeads · Stuff Doer at Adolicious.