Knob \Knob\, n. [A modification of knop. Cf. Nob.]
   1. A hard protuberance; a hard swelling or rising; a bunch; a
      lump; as, a knob in the flesh, or on a bone.
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   2. A knoblike ornament or handle; as, the knob of a lock,
      door, or drawer. --Chaucer.
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   3. A rounded hill or mountain; as, the Pilot Knob. [U. S.]
      --Bartlett.
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   4. (Arch.) See Knop.
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   Knob latch, a latch which can be operated by turning a
      knob, without using a key.
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