knobble
verbEtymology From Middle English knoble; equivalent to knob + -le.
1
To give a knobbly surface to.
2
Engineering, Metallurgy, Natural sciences, Physical sciences To produce wrought iron by treating (semirefined puddled iron) on a hearth before shingling.
- knobbled charcoal iron
- a knobbling furnace
- Derived terms
- knobbler