Definition of "basing"

Incidental revenues from sales and repairs and practically all ground expense were recorded as applicable to a particular station and then prorated to individual routes on the basis of arrivals, departures, and basings of equipment.

1937, United States. Interstate Commerce Commission, Reports, page 20

In deep underground basing, missiles are buried in tunnels in mountainsides where they are able to ride out a nuclear attack. Following the attack the missiles dig themselves out of the tunnels to the surface and launch themselves.

1989, Barbara Goss Levi, Mark Sakitt, The Future of Land Based-Strategic Missiles, page 174