The Collaborative International Dictionary of English v.0.48:

Sop \Sop\, n. [OE. sop, soppe; akin to AS. s?pan to sup, to sip,
   to drink, D. sop sop, G. suppe soup, Icel. soppa sop. See
   Sup, v. t., and cf. Soup.]
   1. Anything steeped, or dipped and softened, in any liquid;
      especially, something dipped in broth or liquid food, and
      intended to be eaten.
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            He it is to whom I shall give a sop, when I have
            dipped it.                            --John xiii.
                                                  26.
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            Sops in wine, quantity, inebriate more than wine
            itself.                               --Bacon.
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            The bounded waters
            Should lift their bosoms higher than the shores,
            And make a sop of all this solid globe. --Shak.
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   2. Anything given to pacify; -- so called from the sop given
      to Cerberus, as related in mythology.
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            All nature is cured with a sop.       --L'Estrange.
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   3. A thing of little or no value. [Obs.] --P. Plowman.
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   Sops in wine (Bot.), an old name of the clove pink,
      alluding to its having been used to flavor wine.
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            Garlands of roses and sops in wine.   --Spenser.
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   Sops of wine (Bot.), an old European variety of apple, of a
      yellow and red color, shading to deep red; -- called also
      sopsavine, and red shropsavine.
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The Collaborative International Dictionary of English v.0.48:

Sop \Sop\, v. t. [imp. & p. p. Sopped; p. pr. & vb. n.
   Sopping.]
   To steep or dip in any liquid.
   [1913 Webster]

WordNet (r) 3.0 (2006):

sop
    n 1: piece of solid food for dipping in a liquid [syn: sop,
         sops]
    2: a concession given to mollify or placate; "the offer was a
       sop to my feelings"
    3: a prescribed procedure to be followed routinely; "rote
       memorization has been the educator's standard operating
       procedure for centuries" [syn: standing operating
       procedure, standard operating procedure, SOP, standard
       procedure]
    v 1: give a conciliatory gift or bribe to
    2: be or become thoroughly soaked or saturated with a liquid
       [syn: sop, soak through]
    3: dip into liquid; "sop bread into the sauce"
    4: cover with liquid; pour liquid onto; "souse water on his hot
       face" [syn: drench, douse, dowse, soak, sop,
       souse]