covered in grease or oil [= oily]:
a shampoo for greasy hair
The food was heavy and greasy.
Police say the rain's making the roads greasy.
too polite and friendly in a way that seems insincere or unpleasant [= smarmy]
—greasiness noun [uncountable]WORD FOCUS: dirty
similar words: filthy, grubby, grimy, mucky British English, muddy, greasy, dusty, soiled, contaminated, polluted
➔ See also dirty