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Definitions for: Birr [n] sound of something in rapid motion; "whir of a bird's wings"; "the whir of the propellers"
[n] the basic unit of money in Ethiopia; equal to 100 cents
[v] make a soft swishing sound, as of a motor working or wings flapping
Webster (1913) Definition: Birr, v. i. [imp. & p. p. Birred; p. pr. & vb. n.
Birring.] [Cf. OE. bur, bir, wind, storm wind, fr. Icel.
byrr wind. Perh. imitative.]
To make, or move with, a whirring noise, as of wheels in
motion.
Birr, n.
1. A whirring sound, as of a spinning wheel.
2. A rush or impetus; force.
Synonyms: purr, whir, whir, whirr, whirr, whirring, whiz, whizz
See Also: cent, Ethiopian monetary unit, go, sound, sound
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