Bark at stranger.
Meaning: This means to make a sharp noise at someone who is not known or familiar. It's like saying, Make a noise to alert me of an unknown person.
Choice of Words: Bark is a verb that means to make a short, sharp noise like a dog. At is a preposition used to indicate the direction or place of an action. Stranger is a noun that means someone who is not known or familiar.
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Related Expressions