What does "keep off" mean?
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Ward off, avert, as in She used a bug spray to keep off the mosquitoes. [Mid-1500s]
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Stay away from, not touch or trespass on; also, prevent from touching or trespassing. For example,
They put up a sign asking the public to keep off their property, or
Please keep your feet off the sofa. [Late 1500s] Also see
hands off.
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