Webster’s Revised Unabridged Dictionary · 1913
Flix
Flix (flĭks), n. [Cf. Flax.] Down; fur. [Obs. or Eng.] J. Dyer.
Flix, n. The flux; dysentery. [Obs.] Udall.
Flix weed (Bot.), the Sisymbrium Sophia, a kind of hedge mustard, formerly used as a remedy for dysentery.