'Vacuousness' definitions:
Definition of 'vacuousness'
From: WordNet
noun
Indicative of or marked by mental vacuity and an absence of ideas; "the vacuousness of her face belied her feelings"
Definition of 'Vacuousness'
From: GCIDE
- Vacuousness \Vac"u*ous*ness\, n. The quality or state of being vacuous; emptiness; vacuity. --W. Montagu. [1913 Webster]