1. The refuse thrown back into the excavations remaining after the removal of the coal.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• grabing,
• gobblin,
• sobing,
• gooing,
• gobling,
• grbbing,
• goibng,
• gobline,
• thobbing,
• gouing,
• goeing,
• garbbing,
• goting,
• gobain,
• goiing,
• mobing,
• sobbin,
• wobbing,
• grubing,
• bbing