What does unctuousness mean?
The quality of being smooth and flattering in a way that is considered insincere or overly flattering. A quality of being excessively smooth or flattering, often in a way that is considered insincere.
Example
"The politician's unctuousness began to grate on the audience as he delivered his speech."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.