LUFFAS
Noun
luffas
plural of luffa
Source: Wiktionary
LUFFA
Luf"fa, n. [NL., fr. Ar. lufah.] (Bot.)
(a) A small genus of tropical cucurbitaceous plants having white
flowers, the staminate borne in racemes, and large fruits with a dry
fibrous pericarp. The fruit of several species and the species
themselves, esp. L. Ægyptiaca, are called dishcloth gourds.
(b) Any plant of this genus, or its fruit.
(c) The fibrous skeleton of the fruit, used as a sponge and in the
manufacture of caps and women's hats; -- written also loofah.
Source: Webster’s Unabridged Dictionary 1913 Edition