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  1. nub
    IPA[nəb]
  2. noun

    • 1. the crux or central point of a matter:

      the nub of the problem lies elsewhere
    • 2. a small lump or protuberance:

      he pressed down on the two nubs on top of the phone
    • 3. a small chunk or nugget of metal or rock:

      a nub of gold
  3. Variation

    • n.: noun: nub, plural noun: nubs

    • noun

      the crux or central point of a matter:

      a small lump or protuberance:

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