puffball

名词noun

1. 1Any of various fungi, usually globose, that produce a cloud of brown dust-like spores from their mature fruiting bodies, especially in family Lycoperdaceae.
2. 2by extensionAny of various mushrooms with globose fruiting bodies.
3. 3A dandelion flower that has gone to seed, a dandelion clock.
4. 4figurativeSomething lacking substance.