Punching above your weight
Meaning
Perform beyond what is expected from you.
Usage
Used to compliment overachieving efforts.
Origin & History
Origins and dates here are approximate summaries. Many idioms have disputed or unknown origins, and not every date has been checked against a historical dictionary, so treat specific dates and stories as a starting point rather than a citation.
Boxing term about lighter fighters competing with heavier ones.
Used since the mid-20th century.