Wiktionary
vb. (present participle of rub out English)
Usage examples of "rubbing out".
He put his hand on her shoulder, rubbing out the tenseness he felt in the bunched muscles of her neck.
He shoved Tiny up against the bulkhead until his thin blond hair was rubbing out Fix's illiterate plea for fair treatment.
Gorgidas was working up his notes, rubbing out a word here, a phrase there with the blunt end of his stylus, then reversing it to put his changes on the wax.
It seemed that some monstrous Zoning Commissar had stalked through the island with an eraser, rubbing out the small homes, the cheap ones, the old ones.
Then she had a marvellous morning's work, joyfully playing the piano, singing, scribbling and rubbing out.
Would this be a 'true death' - the rubbing out of an entire generation?