D defs.my
Entry 1 sense Webster, 1913

Sinuous

/sĭn'-wəs/ · Sin·u·ous · IPA /ˈsɪn.ju.əs/
01 a. Bending in and out; of a serpentine or undulating form; winding; crooked.
  1. 1.
    Bending in and out; of a serpentine or undulating form; winding; crooked.
    “Streaking the ground with sinuous trace.” Milton.
    “Gardens bright with sinuous rills.” Coleridge.