hollow.

1. Having an empty space inside rather than being solid.

2. A small low area in the ground.

3. Without genuine feeling, convincing substance, or practical effect.

Use it for

Words that belong together

• hollow trunk
• hollow pipe

On the page

The squirrel disappeared into a hollow trunk.

Usage notes

Primary category: setting / environment. Forms: Comparative more hollow; superlative most hollow when comparison is meaningful.. Noun singular hollow; plural hollows. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings. Established modern English lexical item. No separate regional spelling or grammatical inflection entry. Writing functions: setting, description. Commonness: moderately common.