mud·dy /ˈmʌdi/
 (a.)泥濘的,污的,骯髒的(vt.)使汙濁,使沾上泥汙
 Mud·dy, v. t. [imp. & p. p. Muddied p. pr. & vb. n. Muddying ]
 1. To soil with mud; to dirty; to render turbid.
 2. (Fig.): To cloud; to make dull or heavy; to confuse.
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 Mud·dy a. [Compar. Muddier superl. Muddiest.]
 1. Abounding in mud; besmeared or dashed with mud; as, a muddy road or path; muddy boots.
 2. Turbid with mud; as, muddy water.
 3. Consisting of mud or earth; gross; impure.
    This muddy vesture of decay.   --Shak.
 4. Confused, as if turbid with mud; cloudy in mind; dull; stupid; also, immethodical; incoherent; vague.
    Cold hearts and muddy understandings.   --Burke.
    Dost think I am so muddy, so unsettled.   --Shak.
 5. Not clear or bright.
 muddy
      adj 1: (of soil) soft and watery; "the ground was boggy under
             foot"; "a marshy coastline"; "miry roads"; "wet mucky
             lowland"; "muddy barnyard"; "quaggy terrain"; "the
             sloughy edge of the pond"; "swampy bayous" [syn: boggy,
              marshy, miry, mucky, quaggy, sloughy, swampy]
      2: dirty and messy; covered with mud or muck; "muddy boots"; "a
         mucky stable" [syn: mucky]
      3: (of color) discolored by impurities; not bright and clear;
         "dirty" is often used in combination; "a dirty (or dingy)
         white"; "the muddied gray of the sea"; "muddy colors";
         "dirty-green walls"; "dirty-blonde hair" [syn: dirty, dingy,
          muddied]
      4: (of especially liquids) clouded as with sediment; "a cloudy
         liquid"; "muddy coffee"; "murky waters" [syn: cloudy, mirky,
          murky, turbid]
      v 1: dirty with mud [syn: muddy up]
      2: cause to become muddy; "These data would have muddied the
         prediction"
      3: make turbid; "muddy the water"
      [also: muddied, muddiest, muddier]