A more thorough explanation:

Definition: A landman is a person who works in the oil and gas industry and is responsible for acquiring oil and gas leases, negotiating arrangements for the development of leases, and managing leased properties. Both men and women can work as landmen.

Example: John is a landman for an oil and gas company. He is responsible for finding new areas to lease for drilling and negotiating the terms of the lease with the landowners. Once the lease is secured, John manages the property to ensure that the drilling operations are conducted safely and efficiently.

Explanation: The example illustrates how a landman works in the oil and gas industry. John's job is to find new areas to lease for drilling, negotiate the terms of the lease, and manage the property. This involves working with landowners, drilling companies, and other stakeholders to ensure that the drilling operations are conducted safely and efficiently.