kudzu

noun

1. (uncountable, usually)An Asian vine (several species in the genus Pueraria, but mostly Pueraria montana var. lobata, syn. Pueraria lobata in the US), grown as a root starch, and which is a notorious invasive weed in the United States.

   “By 2020, droughts and other extreme weather will be commonplace. By 2040, the Sahara will be moving into Europe, and Berlin will be as hot as Baghdad. Atlanta will end up a kudzu jungle.”

   “Walled off communities, private jets, private security details are spreading like kudzu around the world.”

   “All the author’s familiar trademarks are here: […] shaggy-dog plotlines sprouting everywhere, like kudzu; […]”

2. (uncountable, usually)A starch extracted from the root that is used in traditional East Asian medicine and cuisine.

   “Kudzu is available in natural food stores and Oriental markets; it is often sold in lumps that must be crushed in a mortar before measuring.”

   “Kudzu, a starch extracted from the root of the kudzu plant, acts similarly to cornstarch or arrowroot but is preferable for bone health because it contains some calcium.”