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
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The political powerhouse manages V Spehar, aka Under the Desk News, and Garrison Hayes, who recently collaborated with Barack Obama.—
Taylor Lorenz,
HollywoodReporter,
20 Oct. 2025
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For those unfamiliar, the rivalry between the two clubs runs deep — both teams are based in Milan, Italy, and are among the country’s most successful and historic soccer powerhouses.—
Jordan Greene,
PEOPLE,
20 Oct. 2025
Noun
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High achievers often have a perfectionist part that pushes them to work harder to avoid failure or rejection.—
Jane Marie Chen,
Time,
10 Oct. 2025
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Before this high achiever entered La Mer’s roster of offerings, its lip category consisted only of The Lip Balm, The Lip Polish, and The Lip Volumizer — all geared towards nourishing, restoring, and, in case of the latter, treating pouts to buildable color.—
Stacia Datskovska,
Footwear News,
6 Oct. 2025
Cite this Entry
“Eager beaver.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/eager%20beaver. Accessed 25 Oct. 2025.
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