as in powerhouse
informal
a person who is very enthusiastic about doing something; a hardworking and eager person
When she first started working she was a real eager beaver.
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Recent Examples of eager beaver
Her desperation to be liked is off-putting to everyone except street-smart Emily, who immediately takes to this eager beaver who will do anything to please.
—
Sezin Devi Koehler, EW.com, 1 May 2025
Lucas played the eager beaver to the hilt to dazzle Dr. Fox.
—Charlie Mason, TVLine, 17 Apr. 2025
Unfortunately for Ferrell’s eager beaver single father and Witherspoon’s type-A career woman, a resort on a remote Carolina coast island double books their family members’ wedding ceremonies.
—Dessi Gomez, Deadline, 11 Dec. 2024
Langdon’s patience allowed the Pistons to get Beasley on a team-friendly deal (one year, $6 million) — one that, if Detroit were eager beavers as soon as free agency opened, might have led to them paying triple.
—James L. Edwards Iii, The Athletic, 6 July 2024
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, 19 June 2019
Sezin Devi Koehler, EW.com, 1 May 2025
Lucas played the eager beaver to the hilt to dazzle Dr. Fox.
—Charlie Mason, TVLine, 17 Apr. 2025
Unfortunately for Ferrell’s eager beaver single father and Witherspoon’s type-A career woman, a resort on a remote Carolina coast island double books their family members’ wedding ceremonies.
—Dessi Gomez, Deadline, 11 Dec. 2024
Langdon’s patience allowed the Pistons to get Beasley on a team-friendly deal (one year, $6 million) — one that, if Detroit were eager beavers as soon as free agency opened, might have led to them paying triple.
—James L. Edwards Iii, The Athletic, 6 July 2024
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, 19 June 2019
Recent Examples of Synonyms for eager beaver
Noun
-
Since then, Qatar has come to play the most prominent role in mediating between warring countries and factions within countries, willing itself into a mediation powerhouse spanning the Middle East, Africa, Asia, and the Americas.—
Galip Dalay,
Time,
6 Jan. 2026
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Wallace's Indianapolis show will honor powerhouses Billie Holiday, Amy Winehouse, Nina Simone, Ella Fitzgerald and Whitney Houston.—
Domenica Bongiovanni,
IndyStar,
6 Jan. 2026
Noun
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In fact, according to a new JPMorgan survey of more than 100 billionaires, reading ranks as the top habit that elite achievers have in common.—
Preston Fore,
Fortune,
4 Jan. 2026
-
Zeidler was a high achiever in school, resulting in her designation as a National Merit Scholar.—
Ryan Coleman,
Entertainment Weekly,
21 Dec. 2025
Cite this Entry
“Eager beaver.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/eager%20beaver. Accessed 9 Jan. 2026.
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