tumbleweed

• POS: Noun
• HYPHEN: tum=ble=weed

CIDE DICTIONARY

tumbleweed, n. 

 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.  [1913 Webster]

OXFORD DICTIONARY

tumbleweed, n. US & Austral. a plant, Amaranthus albus, that forms a globular bush that breaks off in late summer and is tumbled about by the wind.