Source : Webster's Revised Unabridged Dictionary (1913)

Crude \Crude\ (kr[udd]d), a. [Compar. {Cruder} (-[~e]r); superl.
   {Crudest}.] [L. crudus raw; akin to cruor blood (which flows
   from a wound). See {Raw}, and cf. {Cruel}.]
   1. In its natural state; not cooked or prepared by fire or
      heat; undressed; not altered, refined, or prepared for use
      by any artificial process; raw; as, crude flesh. ``Common
      crude salt.'' --Boyle.

            Molding to its will each successive deposit of the
            crude materials.                      --I. Taylor.

   2. Unripe; not mature or perfect; immature.

            I come to pluck your berries harsh and crude.
                                                  --Milton.

   3. Not reduced to order or form; unfinished; not arranged or
      prepared; ill-considered; immature. ``Crude projects.''
      --Macaulay.

            Crude, undigested masses of suggestion, furnishing
            rather raw materials for composition. --De Quincey.

            The originals of Nature in their crude Conception.
                                                  --Milton.

   4. Undigested; unconcocted; not brought into a form to give
      nourishment. ``Crude and inconcoct.'' --Bacon.

   5. Having, or displaying, superficial and undigested
      knowledge; without culture or profundity; as, a crude
      reasoner.

   6. (Paint.) Harsh and offensive, as a color; tawdry or in bad
      taste, as a combination of colors, or any design or work
      of art.