pigweed

noun pig·weed \ ˈpig-ˌwēd \
|Updated on: 3 Jul 2018

Definition of pigweed

: any of various vigorous weedy plants especially of the goosefoot or amaranth families

Recent Examples of pigweed from the Web

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First Known Use of pigweed

circa 1801

in the meaning defined above

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Medical Dictionary

pigweed

noun pig·weed \ ˈpig-ˌwēd \

medical Definition of pigweed

: any of several plants of the genus Amaranthus (as A. retroflexus and A. hybridus) with pollen that acts as a hay fever allergen

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