1a. A large aquatic rodent of the genus Castor, having thick brown fur, webbed hind feet, a broad flat tail, and sharp incisors adapted for gnawing bark, felling trees, and constructing dams and underwater lodges. b. The fur of this rodent. c. A top hat originally made of the underfur of this rodent. 2. A napped wool fabric, similar to felt, used for outer garments. 3a.Vulgar Slang The female genitals. b.Offensive & Vulgar Slang A woman or girl.
ADJECTIVE:
1. Of or relating to a beaver or beavers: beaver fur; a beaver hat.2. Constructed by beavers: beaver dams.
INTRANSITIVE VERB:
Inflected forms: bea·vered, bea·ver·ing, bea·vers To work diligently and energetically.
ETYMOLOGY:
Middle English bever, from Old English beofor. See bher-2 in Appendix I.