1. (

• tumbleweed

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

2. (

• Russian_thistle ,
• Russian_tumbleweed ,
• Russian_cactus ,
• tumbleweed ,
• Salsola_kali_tenuifolia

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

3. (

• winged_pigweed ,
• tumbleweed ,
• Cycloloma_atriplicifolium

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

4. (

• tumbleweed ,
• Amaranthus_albus ,
• Amaranthus_graecizans

) bushy plant of western United States ;