Tumbleweed

n.

1.

(Bot.) 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; such as witch grass, wild indigo, Amarantus albus, etc.

Noun	1.	tumbleweed - any plant that breaks away from its roots in autumn and is driven by the wind as a light rolling mass
	2.	tumbleweed - prickly bushy Eurasian plant; a troublesome weed in central and western United States Synonyms: Russian cactus, Russian thistle, Russian tumbleweed, Salsola kali tenuifolia
	3.	tumbleweed - bushy annual weed of central North America having greenish flowers and winged seeds Synonyms: Cycloloma atriplicifolium, winged pigweed
	4.	tumbleweed - bushy plant of western United States Synonyms: Amaranthus albus, Amaranthus graecizans

weed