What is "rag gourd"

n. any of several tropical annual climbers having large yellow flowers and edible young fruits; grown commercially for the mature fruit's dried fibrous interior that is used as a sponge [syn: luffa, dishcloth gourd, sponge gourd, strainer vine]

Rag gourd may refer to:

• The plant genus Luffa
• Luffa aegyptiaca, a particular species of Luffa