beggar's lice Meaning, Definition & Usage

  1. noun Eurasian and North American plants having small prickly nutlets that stick to clothing
    beggar lice.
  2. noun any of various tropical and subtropical plants having trifoliate leaves and rough sticky pod sections or loments
    beggar lice; tick trefoil.

WordNet

Beg"gar's lice`
Definitions
  1. (Bot.) The prickly fruit or seed of certain plants (as some species of Echinospermum and Cynoglossum) which cling to the clothing of those who brush by them.

Webster 1913