# vacuous

> English word · Adjective · IPA /ˈvækju.əs/ · frequency rank #50,880

## Definitions
1. Empty; void; lacking meaningful content.
2. Showing a lack of thought or intelligence; vacant.

## Etymology
Learned borrowing from Latin vacuus (“empty, vacant”) + -ous.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/vacuous