Meaning: a circular rounded projection or protuberance
Meaning: a round handle
His fingers touched the metal knob at last.
When little Abe was four years old his father and mother moved from Rock Spring Farm to a better place on Knob Creek, a few miles to the northeast of the farm where he was born.
Dundee crossed the room, stepping over the dead man's stick--a swank affair of dark, polished wood, with a heavy knob of carved onyx, which lay about a foot beyond the reach of the curled fingers of the stiff right hand.