Definition from Wiktionary, the free dictionary Jump to:
navigation, search       1. Present participle of gob.   gobbing
(plural gobbings)    1. (mining) The refuse thrown back into the
excavation after removing the coal; gob stuff.     (Can we find
and add a quotation of Brande & C. to this entry?)   2. The
process of packing with waste rock; stowing.