Smarming means being overly nice in a way that seems fake or insincere.
Smarming can make people feel uncomfortable or annoyed. It's like someone is trying too hard to be liked.
Examples:
He is smarming the teacher to get a better grade.
She was smarming the boss to get a promotion.
Stop smarming me, I know you don't really like my drawing.
The salesman was smarming the customers to buy more things.
The politician was smarming the voters to get their support.
He's always smarming his way into getting what he wants.