The meaning of Unctuousness and additional information.

Unctuous(a.) Of the nature or quality of an unguent or ointment; fatty; oily; greasy.

Unctuous(a.) Having a smooth, greasy feel, as certain minerals.

Unctuous(a.) Bland; suave; also, tender; fervid; as, an unctuous speech; sometimes, insincerely suave or fervid.