The Mystic Dream Book

by Stephen Girard
To dream that you are rubbing anything, denotes to the lover that he will marry a very industrious girl, and be successful in business.

The Complete Guide to Interpreting Your Dreams

by Stearn Robinson - Tom Corbett
Business or material success is the message in a dream of rubbing any inanimate object Otherwise, see Massage, or Animals.

My Dream Interpretation

by myjellybean
If you dream of rubbing any object, you will have business or material success. Also see “Touching.”