(1):

(v. i.) To grow into knobs or bunches; to become knobbed.

(2):

(n.) See Knop.

(3):

(n.) A rounded hill or mountain; as, the Pilot Knob.

(4):

(n.) A hard protuberance; a hard swelling or rising; a bunch; a lump; as, a knob in the flesh, or on a bone.

(5):

(n.) A knoblike ornament or handle; as, the knob of a lock, door, or drawer.