eager(redirected from eagerness)
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One who is industrious and enthusiastic (perhaps annoyingly so). Give that big project to the new girl, she's a real eager beaver. Aren't you an eager beaver, getting to the office an hour early.
someone who is very enthusiastic; someone who works very hard. New volunteers are always eager beavers. The young assistant gets to work very early. She's a real eager beaver.
an eager beaver
someone who works very hard and is very eager to do things
Usage notes: A beaver is a small animal which people traditionally believe to be hard-working.Who's the eager beaver who came in at the weekend to finish this work off?
An exceptionally zealous person, one who habitually takes on more tasks or works harder than others. For example, Bill is a real eager beaver, always volunteering to stay late. This expression became especially popular during World War II, applied to recruits anxious to impress their commanding officers by such behavior. [First half of 1900s]
n. a person who is very eager to do something. Rocko is an eager-beaver when it comes to collecting money for Mr. Big.