What is Weed?
Weed is (noun) a wild plant that you do not want in a garden Weeds grew all over the flowerbeds while he was on holiday. (verb) 1. to remove weeds from a garden She spent all afternoon weeding the vegetable garden. 2. to weed out to remove something which is not wanted Weed out any old newspapers you don’t want and take them to the paper bank.
source: Easier English, Student Dictionary Upper Intermediate Level