Tumbleweed

Any plant which habitually breaks away from its roots in the autumn, and is driven by the wind, as a light, rolling mass, over the fields and prairies; as witch grass, wild indigo, Amarantus albus, etc.

any plant that breaks away from its roots in autumn and is driven by the wind as a light rolling mass

bushy plant of western United States

bushy annual weed of central North America having greenish flowers and winged seeds

prickly bushy Eurasian plant; a troublesome weed in central and western United States