Her positive attitude 'rubbed off' on other people. [=other people began to have a positive attitude from being around her]
We 'rubbed' the steaks with spices before we grilled them. = We 'rubbed' spices onto the steaks before we grilled them.
It's bad enough that he beat me, but the way he keeps talking about it is just 'rubbing salt in the wound'.
(..) It's Cobol's back yard. It's a necessary risk. - Well, there's plenty of good thieves. - We don't just need a thief. We need a forger. Rub them together all you want, they're not gonna breed. You never know. COBB: I'm gonna get you a drink. You're buying. (..)2010 Inception
(..) Asshole. How do you mess up the carpet? - It wasn't my fault. - You're the architect. I didn't know he was gonna rub his cheek on it! That's enough. You. What the hell was all that? - I have it under control. - I would hate to see you out of control. We don't have time for this. (..)2010 Inception