from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. Present participle of coffer.
from The Century Dictionary and Cyclopedia
- n. In mining, the operation of securing the shaft of a mine from the ingress of water by ramming in clay between the casing and the rock.
- n. In architecture, decorations by means of coffers or sunken panels.
- n. A special method of making a watertight brickwork lining for a mine shaft, each course being laid in rings, without headers, and the bricks of alternate rings being floated in grout, breaking joints horizontally with the other rings.
Sorry, no etymologies found.