1. Unpleasantly disreputable or morally degraded
   "sleazy characters hanging around casinos"; "sleazy storefronts with … dirt on the walls";
   - seamy, seedy, sordid, squalid, skanky [informal]
    
2. [archaic] Of cloth; thin and loosely woven
   "the coat has a sleazy lining"

Derived forms: sleazier, sleaziest

See also: disreputable, thin

Encyclopedia: Sleazy