allseed

[ awl-seed ]
/ ˈɔlˌsid /

noun

any of various many-seeded plants, as the goosefoot, Chenopodium polyspermum, and the knotgrass, Polygonum aviculare.

Origin of allseed

First recorded in 1815–25; all + seed

British Dictionary definitions for allseed

allseed
/ (ˈɔːlˌsiːd) /

noun

any of several plants that produce many seeds, such as knotgrass