Source : Webster's Revised Unabridged Dictionary (1913)

Trickle \Tric"kle\, n.
   The act or state of trickling; also, that which trickles; a
   small stream; drip.

         Streams that . . . are short and rapid torrents after a
         storm, but at other times dwindle to feeble trickles of
         mud.                                     --James Bryce.

Trickle \Tric"kle\ (tr[i^]k"k'l), v. i. [imp. & p. p. {Trickled}
   (tr[i^]k"k'ld); p. pr. & vb. n. {Trickling}
   (tr[i^]k"kl[i^]ng).] [OE. triklen, probably for striklen,
   freq. of striken to flow, AS. str[imac]can. See {Strike}, v.
   t.]
   To flow in a small, gentle stream; to run in drops.

         His salt tears trickled down as rain.    --Chaucer.

         Fast beside there trickled softly down A gentle stream.
                                                  --Spenser.

Source : WordNet®

trickle
     n : flowing in drops; the formation and falling of drops of
         liquid; "there's a drip through the roof" [syn: {drip}, {dribble}]
     v : run or flow slowly, as in drops or in an unsteady stream;
         "water trickled onto the lawn from the broken hose";
         "reports began to dribble in" [syn: {dribble}, {filter}]