beggar's-lice

[ beg-erz-lahys ]
/ ˈbɛg ərzˌlaɪs /

noun, plural beg·gar's-lice.

(used with a singular or plural verb) any of several plants, especially of the genera Cynoglossum and Hackelia, having small, prickly fruits that stick to clothing.
(used with a plural verb) the fruits or seeds of such a plant.
Also beg·gar-lice [beg-er-lahys] /ˈbɛg ərˌlaɪs/.

Origin of beggar's-lice

An Americanism dating back to 1840–50

British Dictionary definitions for beggar's-lice

beggar's-lice

noun (functioning as singular)

any of several plants, esp the stickseed, having small prickly fruits that adhere to clothing, fur, etc
the seed or fruit of any of these plants