Birr used in a sentence

noun

the basic unit of money in Ethiopia; equal to 100 cents

noun

sound of something in rapid motion; "whir of a bird's wings"; "the whir of the propellers"

See also: whir whirr whirring

verb

make a soft swishing sound; "the motor whirred"; "the car engine purred"

See also: whizz whiz whirr whir purr