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'.
(..) A wandering? Change! Okay, sit down. Two seconds. Ooh, I just pulled out four eyelashes. That can't be good. Hey, Paul! / Yeah? Here's a little tip, she really likes it when you rub her neck in the same spot over and over and over again until it starts to get a little red. Shut up, Joey! (..)1994 TvShow: Friends Title: The One Where Monica Gets a Roommate Season: 1 Episode 1