The Collaborative International Dictionary of English v.0.48:
Sliminess \Slim"i*ness\, n. The quality or state of being slimy. [1913 Webster]WordNet (r) 3.0 (2006):
sliminess n 1: a property resembling or being covered with slime 2: the quality of being disgusting to the senses or emotions; "the vileness of his language surprised us" [syn: loathsomeness, repulsiveness, sliminess, vileness, lousiness, wickedness]