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Webster 1913 Edition

Adj.

[From 2d

Abounding with deep mud; full of mire; muddy;

as, a

miry

road

Adj.

[from mire.] Abounding with deep mud; full of mire; as a miry road; a miry lane.

Consisting of mire.

miry ‎(comparative mirier, superlative miriest)

Relating to a mire; swampy, boggy. [from 14th c.]
- 1596, Edmund Spenser, The Faerie Queene, V.10:
  Only these marishes and myrie bogs, / In which the fearefull ewftes do build their bowres, / Yeeld me an hostry mongst the croking frogs […].
- 1908, Kenneth Grahame, The Wind in the Willows:
  summer was long over, and cold and frost and miry ways kept them much indoors […].