Pronunciation: (bär'bur-shop"),[key] —n. 1. Also called,esp. Brit.,bar'ber's shop". the place of business of a barber.
2. the singing of four-part harmony in barbershop style or the music sung in this style.
—adj. 1. specializing in the unaccompanied part-singing of popular songs in which four voices move in close, highly chromatic harmony: a barbershop quartet. 2. characteristic of such part-singing.