IdiomDaily LifeEnglish

eager beaver

Meaning: A person who is very excited and enthusiastic about pursuing some activity.

Example: “The eager beaver in accounting arrives an hour before everyone else.”

Origin: Beavers are famously hardworking, building dams and lodges tirelessly. The rhyming phrase is American slang from the 1940s, especially among soldiers in the Second World War, for someone overly keen to please.

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