Of cries, words: Expressing lamentation. Of sounds: Resembling a wail.

That howls; that utters or produces a prolonged wailing sound. Spec. howling baboon, howling monkey = howler, n. 1b.

transferred. Of animals or inanimate things: Producing plaintive sounds.

That moans or wails; (of a sound) of the nature of a moan.

Having a wailing sound.