any of various round basidiomycetous fungi (esp. order Lycoperdales) that burst at the touch, when mature, and discharge a brown powder
- Any of various fungi chiefly of the family Lycoperdaceae, having a ball-shaped fruiting body that when pressed or struck releases clouds of small spores.
- Informal The rounded head of a dandelion that has gone to seed.
- Any of various fungi that produce a cloud of brown dust-like spores from their mature fruiting bodies.