- a tropical American tree (Crescentia cujete) of the bignonia family, or its large, gourdlike fruit
- an Old World tropical vine (Lagenaria siceraria) of the gourd family, or its bottle-shaped, gourdlike fruit
- a large smoking pipe made from the neck of this gourd
- the dried, hollow shell of a gourd or calabash, used as a bowl, cup, etc.
- any of various gourds
Origin of calabashFrench calebasse from Spanish calabaza; probably from Arabic qár?a y?bisa, dry gourd