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
Buc-ee's, the larger-than-life travel center known for its eager beaver mascot, is expanding into new markets this year.
—
Greta Cross, USA Today, 4 Feb. 2026
Dozens of eager beaver believers gathered in a small Boulder music venue last month for the Colorado Beaver Gathering.
—Elise Schmelzer, Denver Post, 24 Nov. 2025
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
Greta Cross, USA Today, 4 Feb. 2026
Dozens of eager beaver believers gathered in a small Boulder music venue last month for the Colorado Beaver Gathering.
—Elise Schmelzer, Denver Post, 24 Nov. 2025
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
Recent Examples of Synonyms for eager beaver
Noun
-
Saturn in your companionable 7th house is encouraging Pluto in your playful 5th house, so the energy of these cosmic powerhouses should be a little less hard to handle and a lot more fun!—
Tarot.com,
Hartford Courant,
28 Mar. 2026
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Utah is now five points ahead of Nashville for the first wild-card berth in the Western Conference, which would put them against the Pacific Division in the postseason and away from the Central Division powerhouse trio of Colorado, Dallas and Minnesota.—
CBS News,
CBS News,
28 Mar. 2026
Noun
-
Those teams comprising the list aren’t just over-achievers making a magical run.—
Sam McDowell,
Kansas City Star,
20 Mar. 2026
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Among history’s Polish names of leaders and achievers, Madame Marie Curie, the Polish-French physicist and chemist, is a clear favorite from my classroom history days.—
Philip Potempa,
Chicago Tribune,
4 Feb. 2026
Cite this Entry
“Eager beaver.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/eager%20beaver. Accessed 29 Mar. 2026.
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