- beaver
- beaver1noun (plural same or beavers)1》 a large semiaquatic broad-tailed rodent, noted for its habit of gnawing through trees to fell them in order to make lodges and dams. [Castor canadensis (N. America) and C. fiber (Eurasia).]↘the soft light brown fur of the beaver.↘(also beaver hat) chiefly historical a hat made of felted beaver fur.↘(also beaver cloth) a heavy woollen cloth resembling felted beaver fur.2》 a very hard-working person.3》 (Beaver) a boy aged about 6 or 7 who is an affiliated member of the Scout Association.verb (usu. beaver away) informal work hard.OriginOE beofor, befor, of Gmc origin.————————beaver2noun the lower part of the face guard of a helmet in a suit of armour.OriginC15: from OFr. baviere 'bib', from baver 'slaver'.————————beaver3noun1》 vulgar slang, chiefly N. Amer. a woman's genitals or pubic area.2》 Brit. informal, dated a bearded man.Originearly 20th cent.: of unknown origin.
English new terms dictionary. 2014.