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'.
(..) Why can't we just borrow some of Marty's fire? That's wild fire. We're not using wild fire on Lady Liberty. -Now, rub, Melman. -I've been doing... I can't. I can't. I can't do it. I ju... I can't do it! Fire. Fire! Fire! (..)2005 Madagascar