毒草 dúcǎo poisonous weed Definitions Defs Origin Strokes Stroke Words Sentences Sents dúcǎo poisonous weed 毒 dú adjective poisonous poisonous; venomous; containing harmful substances草 cǎo noun grass grass; straw; herbs; plants with non-woody stemsdúcǎo harmful speech or writing 毒 dú harmful influence harmful or corrupting ideas, practices, or remnants from the past草 cǎo noun grass grass; straw; herbs; plants with non-woody stems