verb (used without object)
- to utter a prolonged, inarticulate, mournful cry, usually high-pitched or clear-sounding, as in grief or suffering: to wail with pain.
- to make mournful sounds, as music or the wind.
- to lament or mourn bitterly.
- Jazz. to perform exceptionally well.
- Slang. to express emotion musically or verbally in an exciting, satisfying way.