A small valley between mountains. / A sunken area or unfilled space in something solid; a cavity, natural or artificial. / (figuratively) A feeling of emptiness. / (US) A sunken area.

(transitive) to make a hole in something; to excavate

(of something solid) Having an empty space or cavity inside. / (of a sound) Distant, eerie; echoing, reverberating, as if in a hollow space; dull, muffled; often low-pitched.

(colloquial) Completely, as part of the phrase beat hollow or beat all hollow.

To call or urge by shouting; to hollo.

Alternative form of hollo

plural of hollow

Third-person singular simple present indicative form of hollow

simple past tense and past participle of hollow

The state or quality of being hollow.