Slang definitions & phrases for shot in the arm, a
shot in the arm, a
noun phrase
Something that stimulates and enlivens; an invigorating influence or event: has given his campaign for the Democratic presidential nomination a shot in the arm(1922+)
Idioms and Phrases with shot in the arm, a
shot in the arm, a
A stimulus or booster, something vitalizing or encouraging, as in Getting a new concertmaster was a real shot in the arm for the orchestra. This colloquial expression alludes to a stimulant given by injection. [ c. 1920 ]