Definition from Wiktionary, the free dictionary
pardner (plural pardners)
- A friend or companion. (Used primarily in direct address to the same.)
- A partner.
- A local community banking co-op, often set up as an initiative for a social group unable to get formal credit or bank accounts, notably West Indians in Britain.
American dialectal and informal in usage, especially in the speech of the American West.
- “pardner” in The American Heritage Dictionary of the English Language, Fourth Edition, Houghton Mifflin Company, 2000.