The Collaborative International Dictionary of English v.0.48:

Flocculent \Floc"cu*lent\, a. [See Flock of wool.]
   1. Clothed with small flocks or flakes; woolly. --Gray.
      [1913 Webster]

   2. (Zool.) Applied to the down of newly hatched or unfledged
      birds.
      [1913 Webster]

   3. (Chem.) Having a structure like shredded wool, as some
      precipitates.
      [Webster 1913 Suppl.]

WordNet (r) 3.0 (2006):

flocculent
    adj 1: having a fluffy character or appearance [syn:
           flocculent, woolly, wooly]