Source : Webster's Revised Unabridged Dictionary (1913)

Guggle \Gug"gle\, v. i.
   See {Gurgle}.

Source : WordNet®

guggle
     v 1: flow in an irregular current with a bubbling noise;
          "babbling brooks" [syn: {ripple}, {babble}, {burble}, {bubble},
           {gurgle}]
     2: make a sound like a liquid that is being poured from a
        bottle
     3: drink from a flask with a gurgling sound [syn: {gurgle}]