weedkiller

/ˈwiːdˌkɪlər/
noun
  1. A chemical or substance used to destroy unwanted plants (weeds).
    • Many farmers use weedkiller to protect their crops from invasive plants.
    • She sprayed weedkiller on the dandelions in the driveway.
    • Be careful when applying weedkiller near flowers you want to keep.
Synonyms
What does "weedkiller" mean? | whatsthatwordmean | whatsthatwordmean