The Collaborative International Dictionary of English v.0.48:

Frouzy \Frou"zy\, a. [Prov. E. frouzy froward, peevish,
   offensive to the eye or smell; cf. froust a musty smell,
   frouse to rumple, frouze to curl, and E. frounce, frowy.]
   Fetid, musty; rank; disordered and offensive to the smell or
   sight; slovenly; dingy. See Frowzy. "Petticoats in frouzy
   heaps." --Swift.
   [1913 Webster]