Knobbing
The Century Dictionary and Cyclopedia
noun.
The act of rough-dressing stone in the quarry, by knocking off the projections and points.
the GNU version of the Collaborative International Dictionary of English
noun.
Rough dressing by knocking off knobs or projections.
Wiktionary, Creative Commons Attribution/Share-Alike License
verb.
Third-person singular simple present indicative form of
knob
.
verb-stem
knob