1. locoweed(n = noun.plant) crazy weed, crazyweed - any of several leguminous plants of western North America causing locoism in livestock;
is a kind of legume, leguminous plant
is a member of genus oxytropis, oxytropis
has particulars: oxytropis lambertii, purple loco, purple locoweed
2. locoweed(n = noun.artifact) dope, gage, grass, green goddess, mary jane, pot, sens, sess, skunk, smoke, weed - street names for marijuana;
is a kind of cannabis, ganja, marihuana, marijuana