To make a prolonged, high-pitched cry of pain, grief, or anger. The child began to wail when she couldn't find her favorite toy.
To complain or protest in a loud, mournful manner. The workers wailed about the unfair treatment they received from their employer.
To produce a long, high-pitched, mournful sound, especially of wind, sirens, or musical instruments. The wind wailed around the deserted cottage all night.