[oil worker] In the United States and Canada, a landman or `petroleum landman` is an individual who performs various services for oil and gas exploration companies. According to the website of the American Association of Professional Landmen (AAPL), these services include: negotiating for the acquisition or divestiture of mineral rights; ne... Found on http://en.wikipedia.org/wiki/Landman_(oil_worker)
Land'man noun ; plural Landmen 1. A man who lives or serves on land; -- opposed to seaman . 2. (Eng.) An occupier of land. Cowell. Found on http://www.encyclo.co.uk/webster/L/11