1. ring-bark - Noun
2. ring-bark - Verb
ring-bark (third-person singular simple present ring-barks, present participle ring-barking, simple past and past participle ring-barked)
To girdle a tree; to kill a tree by removing a ring of bark, phloem, and cambium.
The bark removed by ring-barking
The area of the tree from which the bark has been removed by ring-barking
Source: en.wiktionary.orgring bark