Flix \Flix\, n. [Cf. Flax.] Down; fur. [Obs. or Eng.] --J. Dyer.
Source: Webster's Revised Unabridged Dictionary (1913)
Flix \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.