'Copartner' definitions:
Definition of 'copartner'
From: WordNet
noun
A joint partner (as in a business enterprise)
Definition of 'Copartner'
From: GCIDE
- Copartner \Co*part"ner\, n. One who is jointly concerned with one or more persons in business, etc.; a partner; an associate; a partaker; a sharer. [1913 Webster]
- the associates and copartners of our loss. --Milton. [1913 Webster]