To clean or scrub with a loofah.
Any bathing sponge
A tropical vine, of the genus Luffa, having almost cylindrical fruit with a spongy, fibrous interior; the dishcloth gourd
The dried fibrous interior used as a sponge for bathing
To become pure; to be cleared of impure matter.
To improve in accuracy, delicacy, or excellence.
To purify of coarseness, vulgarity, inelegance, etc.; to polish.
To make nice or subtle.
To purify; reduce to a fine, unmixed, or pure state; to free from impurities.