eager beaver

noun

Definition of eager beaver

: a person who is extremely zealous about performing duties and volunteering for more

Examples of eager beaver in a Sentence

When she first started working she was a real eager beaver.

Recent Examples on the Web

The show starts just before 10 p.m., but eager beavers usually begin arriving downtown in early afternoon to seek out a prime viewing spot. Greg Crawford, Detroit Free Press, "The weekend: Bill Maher, front-porch music in Ferndale, Arts and Acts in Northville," 19 June 2019

First Known Use of eager beaver

1943, in the meaning defined above

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More Definitions for eager beaver

eager beaver

noun

English Language Learners Definition of eager beaver

informal : a person who is very enthusiastic about doing something : a hardworking and eager person