abrasions

Light friction rubbing or scuffing which is different from hairlines and bag marks. Sometimes referred to as 'cabinet friction' because many times it is caused by a sliding action in a coin cabinet.
Found on http://www.encyclo.co.uk/local/10142

abrasions

Wounds that are not through all the layers of the skin.
Found on http://www.vetmed.wsu.edu/glossary/glossary.asp
No exact match found