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.
Origin: Muddier; Muddiest.