The Collaborative International Dictionary of English v.0.48:
Sleaziness \Slea"zi*ness\, n. Quality of being sleazy. [1913 Webster]WordNet (r) 3.0 (2006):
sleaziness n 1: morally dishonorable; "an embarrassing sleaziness that I hope will be corrected by the more ethical newspapers" 2: a lack of elegance as a consequence of wearing threadbare or dirty clothing [syn: shabbiness, seediness, manginess, sleaziness]