A long, wavering, high-pitched vocal sound resembling a howl with a trilling quality, often used to express strong emotion, such as joy, grief, or celebration.
The ululation of the mourners filled the air as they gathered around the grave.
The act or practice of emitting a long, wavering, high-pitched vocal sound, typically as an expression of emotion.
Spontaneous ululation broke out when the home side clinched the victory.