Idioms title

The Idiom Attic - a collection of hundreds of English idioms, each one explained.

The meaning of "a shot in the arm"

" A shot in the arm "
A boost or encouragement.
I was out on my feet after ten miles’ running but seeing the kids cheering me on was a real shot in the arm.
Where did it originate?:
USA, initially alluding to a shot of drugs but now used without that connotation.
Where is it used?:
Worldwide, very commonly used.
Hear the idiom spoken:
More idioms about:   medical   the_human_body   america  

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