Source : Webster's Revised Unabridged Dictionary (1913)

Delicious \De*li"cious\, a. [OF. delicieus, F. d['e]licieux, L.
   deliciosus, fr. deliciae delight, fr. delicere to allure. See
   {Delight}.]
   1. Affording exquisite pleasure; delightful; most sweet or
      grateful to the senses, especially to the taste; charming.

            Some delicious landscape.             --Coleridge.

            One draught of spring's delicious air. --Keble.

            Were not his words delicious?         --Tennyson.

   2. Addicted to pleasure; seeking enjoyment; luxurious;
      effeminate. [Obs.]

            Others, lastly, of a more delicious and airy spirit,
            retire themselves to the enjoyments of ease and
            luxury.                               --Milton.

   Syn: {Delicious}, {Delightful}.

   Usage: Delicious refers to the pleasure derived from certain
          of the senses, particularly the taste and smell; as,
          delicious food; a delicious fragrance. Delightful may
          also refer to most of the senses (as, delightful
          music; a delightful prospect; delightful sensations),
          but has a higher application to matters of taste,
          feeling, and sentiment; as, a delightful abode,
          conversation, employment; delightful scenes, etc.

                Like the rich fruit he sings, delicious in
                decay.                            --Smith.

                No spring, nor summer, on the mountain seen,
                Smiles with gay fruits or with delightful green.
                                                  --Addison.

Source : WordNet®

Delicious
     n : variety of sweet eating apples