GOBBING
Verb
gobbing
present participle of gob
Noun
gobbing (plural gobbings)
(mining) The refuse thrown back into the excavation after removing the coal; gob stuff.
The process of packing with waste rock; stowing.
Source: Wiktionary
Gob"bing, n. Etym: [See lst Gob.] (Mining)
(a) The refuse thrown back into the excavation after removing the
coal. It is called also gob stuff. Brande & C.
(b) The process of packing with waste rock; stowing.
GOB
Gob, n. Etym: [Cf. Goaf.] (Mining)
Definition: Same as Goaf.
Gob, n. Etym: [OF. gob morsel; cf. F. gobe, gobbe, a poisoned morsel,
poison ball, gobet a piece swallowed, gober to swallow greedily and
without tasting; cf. Gael. & Ir. gob mouth, snout, W. gwp a bird's
head and neck. Cf. Gobble, Job, n.]
1. A little mass or collection; a small quantity; a mouthful. [Low]
L'Estrange.
2. The mouth. [Prov. Eng.or Low] Wright.
Source: Webster’s Unabridged Dictionary 1913 Edition