Source : Webster's Revised Unabridged Dictionary (1913)

Turbid \Tur"bid\, a. [L. turbidus, from turba tumult,
   disturbance, akin to turbare to disturb. See {Trouble}, and
   cf. {Disturb}, {Perturb}.]
   1. Having the lees or sediment disturbed; roiled; muddy;
      thick; not clear; -- used of liquids of any kind; as,
      turbid water; turbid wine.

            On that strong, turbid water, a small boat, Guided
            by one weak hand, was seen to float.  --Whittier.

   2. Disturbed; confused; disordered. `` Such turbid intervals
      that use to attend close prisoners.'' --Howell.

Source : WordNet®

turbid
     adj : (of especially liquids) clouded as with sediment; "a cloudy
           liquid"; "muddy coffee"; "murky waters" [syn: {cloudy},
            {muddy}, {mirky}, {murky}]