The process of removing flesh from hides during leather-making, or the act of giving substance and detail to something abstract.
From 'flesh' plus '-ing,' the gerund/present participle suffix from Old English. The '-ing' form can be either a verb form or a noun depending on context.
In medieval leather-making, 'fleshing' was such an important process that it required special tools, training, and workspace—the quality of your fleshing determined the quality of your leather!
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