Sleazy/ˈsliːzi/ Definition 1 of 3Pro Tip 1/3Negative Connotation The term 'sleazy' is negative and implies something unsavory or low quality. I left the sleazy motel because it didn't feel safe. Pro Tip 2/3Informal Usage Used more often in casual conversation than formal contexts. Avoid using 'sleazy' in formal reports or essays. Pro Tip 3/3Visual Imagery 'Sleazy' often evokes visual associations with griminess or disrepair. The sleazy back alley was covered in graffiti and trash.