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