Definify.com
Webster 1913 Edition
Pulu
‖
Pu′lu
,Noun.
A vegetable substance consisting of soft, elastic, yellowish brown chaff, gathered in the Hawaiian Islands from the young fronds of free ferns of the genus
Cibotium
, chiefly Cibotium Menziesii
; – used for stuffing mattresses, cushions, etc., and as an absorbent.