Definition of 'knobbing'

Is Knobbing a word?

Knobbing is a verb. ... See the conjugation of the verb knobbing in English.

Which is correct NOB or knob?

The word knob is derived from the old Scandinavian or German word, knobe. Nob is primarily a British English word that means the head of something, someone who belongs to the aristocratic class, one's superior. Nob is generally considered an insult.