To wear away; SYN. corrade, abrase, rub down, rub off.
rub off; scrape; cause injury in this way.

1. To become or make sore by or as if by rubbing; SYN. gall, fret.
2. To make sore by abrading.
3. To warm by rubbing, as with the hands.

1. To consume, or render useless, by attrition or decay
2. To waste the strength of; as, an old man worn out in military service.