The meaning of "rest up"

" Rest up "

Meaning:

Take a break from one's efforts.

Example:

You did well to get this far in the marathon before collapsing. Rest up now and wait for the paramedics to get here.

Where did it originate?:

USA, 19th century.

Where is it used?:

Hear the idiom spoken:

More idioms about: relaxation america

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