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- Dictionarytumbleweed/ˈtʌmblwiːd/
noun
- 1. a plant of arid regions which breaks off near the ground in late summer, forming light globular masses which are tumbled about by the wind.
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noun
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A tumbleweed is a structural part of the above-ground anatomy of a number of species of plants. It is a diaspore that, once mature and dry, detaches from its root or stem and rolls due to the force of the wind. In most such species, the tumbleweed is in effect the entire plant apart from the root system, but in other plants, a hollow fruit or inflorescence might detach instead. Xerophyte tumblewee... Wikipedia