pleural rub
Rub Icey Hot on it then take a shower and rub it in. Your Welcome.
Rub?
Rub it in means to flaunt something about or point out a mistake or brag. (example: haha i won the contest! way to rub it in.)
it means like to rub your belly maybe...? because yah it means to rub your belly...
If you mean RUB, as in the initials in the locket or the 6th movie then it is Regulus Black, Sirius's brother.
means to rub on somebody
rub a hot boys feet
To stroke or rub; something or someone
When it hurts, you can rub it gently with you hand. But, this question isn't really detailed and it's not too easy to answer... If you mean brush it accidentally against the wall or something, then it would be a bit painful in opinion. If you mean rub it when it hurts like if you have scraped it, you can rub it, it would be fine... I couldn't really understand, but I hope it does.
A "rub" is an abnormal heart sound caused by the heart beating against an inflamed pericardium or pleura.
I think it means "red", but I'm not sure.