Dictionary
vac•u•ous
Pronunciation: (vak'yOO-us), [key]—
adj.
1. without contents; empty:
the vacuous air.
2. lacking in ideas or intelligence:
a vacuous mind.
3. expressing or characterized by a lack of ideas or intelligence; inane; stupid:
a vacuous book.
4. purposeless; idle:
a vacuous way of life. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.