vacuous Definition
vacuous adjective
1. inane: lacking ideas or intelligence, or showing such a lack
a vacuous remark
2. idle: lacking attention, concentration, or serious thought
a vacuous stare
3. lacking content: having no content or substance (archaic)
[Mid-17th century. < Latin vacuus "empty"] Microsoft® Encarta® 2009. © 1993-2008 Microsoft Corporation. All rights reserved.
