hollow out


Also found in: Dictionary, Thesaurus, Medical, Encyclopedia.

hollow out

To remove something from the inside of something else, often by scraping or scooping. A noun or pronoun can be used between "hollow" and "out." We need to hollow the pumpkin out before we can carve a face on it.
See also: hollow, out

hollow something out

to make the inside of something hollow. Martha hollowed the book out and put her money inside. She hollowed out a book.
See also: hollow, out