The Collaborative International Dictionary of English v.0.48:

Sprinkle \Sprin"kle\, n.
   1. A small quantity scattered, or sparsely distributed; a
      sprinkling.
      [1913 Webster]

   2. A utensil for sprinkling; a sprinkler. [Obs.]
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Sprinkle \Sprin"kle\ (spr[i^][ng]"k'l), v. t. [imp. & p. p.
   Sprinkled (-k'ld); p. pr. & vb. n. Sprinkling
   (-kl[i^]ng).] [OE. sprenkelen, freq. of sprengen to sprinkle,
   to scatter, AS. sprengan, properly, to make to spring,
   causative of springan to spring; akin to D. sprenkelen to
   sprinkle, G. sprengen. See Spring, v. i., and cf.
   Sprent.]
   1. To scatter in small drops or particles, as water, seed,
      etc.
      [1913 Webster]

   2. To scatter on; to disperse something over in small drops
      or particles; to besprinkle; as, to sprinkle the earth
      with water; to sprinkle a floor with sand.
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   3. To baptize by the application of a few drops, or a small
      quantity, of water; hence, to cleanse; to purify.
      [1913 Webster]

            Having our hearts sprinkled from an evil conscience.
                                                  --Heb. x. 22.
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The Collaborative International Dictionary of English v.0.48:

Sprinkle \Sprin"kle\, v. i.
   1. To scatter a liquid, or any fine substance, so that it may
      fall in particles.
      [1913 Webster]

            And the priest shall . . . sprinkle of the oil with
            his finger seven times before the Lord. --Lev. xiv.
                                                  16.
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   2. To rain moderately, or with scattered drops falling now
      and then; as, it sprinkles.
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   3. To fly or be scattered in small drops or particles.
      [1913 Webster]

WordNet (r) 3.0 (2006):

sprinkle
    n 1: a light shower that falls in some locations and not others
         nearby [syn: scattering, sprinkle, sprinkling]
    2: the act of sprinkling or splashing water; "baptized with a
       sprinkling of holy water"; "a sparge of warm water over the
       malt" [syn: sprinkle, sprinkling, sparge]
    v 1: distribute loosely; "He scattered gun powder under the
         wagon" [syn: scatter, sprinkle, dot, dust,
         disperse]
    2: cause (a liquid) to spatter about, especially with force;
       "She splashed the water around her" [syn: sprinkle,
       splash, splosh]
    3: rain gently; "It has only sprinkled, but the roads are slick"
       [syn: sprinkle, spit, spatter, patter, pitter-
       patter]
    4: scatter with liquid; wet lightly; "Sprinkle the lawn" [syn:
       sprinkle, sparge, besprinkle]