Sydney gave a smarmy grin to her sister before she made the final move to win the game.
An example of someone who is smarmy is a used car salesman who tries to come across as if he is a distinguished businessman making you a fair deal but who sounds like he is lying.
Origin of smarmyfrom smarm, smalm, to bedaub, smear ( from uncertain or unknown; perhaps ) + -y
- Excessively ingratiating or insincerely earnest. See Synonyms at unctuous.
- Relating to or indulging in lewd conduct; smutty: smarmy jokes.
Origin of smarmyFrom smarm to smear
(comparative smarmier, superlative smarmiest)
From smarm, a variant of smalm/smawm.