Etymology

locoweed

L1O1C3O1W4E1E1D2

Today it means: Any of several plants indigenous to the western United States, of genus Oxytropis or Astragalus. Full definition →

Spanish loco
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The story

  1. Spanish · derived fromloco“mad, insane”
  2. English todaylocoweed

From Spanish loco (“mad, insane”) + weed.

Words from the same roots

Spanishloco all →

locoloco moco

Etymology from Wiktionary, CC BY-SA 4.0.