ˈbürd ə n, -ōr-, -ər- noun
also bor·dun ˈbȯr-
( -s )
Etymology: Middle English burdoun, from Middle French bourdon bass horn, of imitative origin
1. : burden III 1
2.
a. : a drone bass (as in a bagpipe or a hurdy-gurdy)
b. : a pipe-organ stop of a droning or buzzing quality usually of 16-foot pitch
c. : the lowest bell (as in a carillon) in a ring of bells