箭毒木 Traditional form: 箭毒木 Pinyin (reading): jiàndúmù Definitions: antiaris, aka upas tree (Antiaris toxicaria) Characters: 箭 - arrow; a type of bamboo 毒 - poison, venom; drug, narcotic 木 - tree; wood, lumber; wooden Traditional characters: 箭 - arrow; a type of bamboo 毒 - poison, venom; drug, narcotic 木 - tree; wood, lumber; wooden