Definition of "loco-weed" [loco-weed]

• Any one of several leguminous plants producing the loco-disease in animals. (noun)

The Century Dictionary (Public Domain)

• "As long as there have been animals and apes, they have discovered and repeatedly used “drugs”, whether catnip, loco-weed, coca leaves, mushrooms, pot, alcohol, etc."
• "Somebody else must have been the blame of that, or maybe it wasn't poison gas at all -- might 'a' been just bad water or loco-weed."
• "Some said poisoned water, others poison loco-weed."