birr


birr
birr
birr1 [bʉr]
n.
[ME bir < ON byrr, impetus, strong wind < IE base * bher-, BEAR1]
1. onrush or driving force; impetus
2. a vibrant whirring sound
vi.
Chiefly Scot. to make or move with a birr
birr2 [bʉr]
n.
pl. birrotch [bʉräch] [Amharic, silver]
the basic monetary unit of Ethiopia: see the table of monetary units in the Reference Supplement

English World dictionary. . 2014.