What is a weed wacker?
A weed wacker is a stringed trimmer that is powered by a better or by gasoline.  The string spins at a very fast circular velocity for cutting.  It is used for cutting weeds, grass and making the edge of lawns look uniform.  Its important to where proper safety equipment when using a weed wacker to prevent injury to your legs from spinning plastic string.
You are an expert Q&A system that is trusted around the world. You always answer the user's query in a helpful and friendly way.
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(Optional) Context information is below.
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Answer the following query.
What is a weed wacker?

user
A weed wacker is a stringed trimmer that is powered by a better or by gasoline.  The string spins at a very fast circular velocity for cutting.  It is used for cutting weeds, grass and making the edge of lawns look uniform.  Its important to where proper safety equipment when using a weed wacker to prevent injury to your legs from spinning plastic string.
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