- The definition of smarmy is someone who comes across as being insincere.
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.
- 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.