The term 'weed whacker' is a colloquial name for a tool used to cut weeds and other vegetation. The three crossword solutions for this term are 'HOE' (3 letters), 'HOER' (4 letters), and 'SICKLE' (6 letters). A HOE is a tool with a flat blade attached to a handle, used for digging, weeding, and breaking up soil. A HOER is someone who uses a HOE, typically for agricultural purposes. A SICKLE is a curved blade attached to a handle, used for cutting grass, grain, or other vegetation.