The meaning of HOLLOW is having an indentation or inward curve : concave, sunken. How to use hollow in a sentence. Synonym Discussion of Hollow.

HOLLOW definition: 1. having a hole or empty space inside: 2. If you have hollow cheeks or eyes, your cheeks curve in…. Learn more.

The Hollow Earth is a concept proposing that the planet Earth is entirely hollow or contains a substantial interior space. Notably suggested by Edmond Halley in the late 17th century, the …

1. having a space or cavity inside; empty: a hollow sphere. 2. having a depression or concavity: a hollow surface. 3. sunken: hollow cheeks. 4. not resonant: a hollow voice. 5. lacking …

A sound that is hollow is like the sound made when you hit something that is empty inside. He heard a hollow sound when he knocked on the wall.

hollow definition: having an empty space or cavity inside. Check meanings, examples, usage tips, pronunciation, domains, and related words. Discover expressions like "tree hollow", "hollow of …

Oct 31, 2025 · hollow (third-person singular simple present hollows, present participle hollowing, simple past and past participle hollowed) (transitive) to make a hole in something; to excavate

Definition of hollow. English dictionary and integrated thesaurus for learners, writers, teachers, and students with advanced, intermediate, and beginner levels.

Hollow definition: having a space or cavity inside; not solid; empty.. See examples of HOLLOW used in a sentence.

Look up hollow in Wiktionary, the free dictionary.