from The Century Dictionary and Cyclopedia
- n. An entry or haulage-road of a coal-mine which starts at the outcrop and follows the bed. See gangway, 3.
Sorry, no etymologies found.
"Earth-coal" is found in large quantities on the Newstead estate, and the Abbey, far below its foundations, is tunnelled by a coal-drift.]  [See Gray's _omitted_ stanza --