unctuous: Meaning and Definition of
unc•tu•ous
Pronunciation: (ungk'ch-us), [key]
— adj.
- characterized by excessive piousness or moralistic fervor, esp. in an affected manner; excessively smooth, suave, or smug.
- of the nature of or characteristic of an unguent or ointment; oily; greasy.
- having an oily or soapy feel, as certain minerals.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.