Definitions
effort expended in moving one object over another with pressure
Word origin
From Middle English rubbinge, rubbynge, equivalent to rub + -ing.
Used in a sentence
“He was delighted to come across a little-worn crest of the old Great Eastern Railway, never dreaming that such a relic would still be in use, and was taking a pencil-rubbing to add to his collection.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer2 curated clues
01“Friction movement”7 letters
02“Friction action”7 letters
Not quite right?
"Search similar patterns."
R______