tumbleweed meaning and definition

TUMBLEWEED noun

Definition of tumbleweed (noun)

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
   • synonyms: Russian cactus, Russian thistle, Russian tumbleweed, Salsola kali tenuifolia
3. bushy annual weed of central North America having greenish flowers and winged seeds
   • synonyms: Cycloloma atriplicifolium, winged pigweed
4. bushy plant of western United States
   • synonyms: Amaranthus albus, Amaranthus graecizans