Oxford Dictionary English smarmy adjective adjective BrE BrE//ˈsmɑːmi// ; NAmE NAmE//ˈsmɑːrmi// (smarmier, smarmiest) (informal, disapproving) Add to my wordlistjump to other resultstoo polite in a way that is not sincere synonym smooth a smarmy salesman To be honest I found the hotel staff rather smarmy.See smarmy in the Oxford Advanced American DictionaryCheck pronunciation: smarmy oxfordlearnersdictionaries.com