BEAVER

Definition

1. verb work hard on something. — synonyms: beaver_away
2. noun the soft brown fur of the beaver. — synonyms: beaver_fur
3. noun a native or resident of Oregon. — synonyms: Oregonian
4. noun a full beard.
5. noun a man's hat with a tall crown. — synonyms: dress_hat, high_hat, opera_hat, silk_hat, stovepipe, top_hat, topper
6. noun a movable piece of armor on a medieval helmet used to protect the lower face.
7. noun a hat made with the fur of a beaver (or similar material). — synonyms: castor
8. noun large semiaquatic rodent with webbed hind feet and a broad flat tail.