- to sing with frequent changes from the ordinary voice to falsetto and back again, in the manner of Swiss and Tyrolean mountaineers.
- to call or shout in a similar fashion.
- a song, refrain, etc., so sung.
- a call or shout so uttered.
- an effect produced in singing by an abrupt change of register from the chest voice to falsetto, esp in popular folk songs of the Swiss Alps
- to sing (a song) in which a yodel is used