
Keep somebody at arm’s length
Professional Boundaries
Used in workplace settings to maintain professionalism and avoid over-familiarity.

As a manager, she keeps her team at arm’s length to ensure fair treatment.
No Personal Details
To not share personal life or details; staying impersonal in the interaction.

I prefer to keep my neighbors at arm’s length so our conversations stay casual.
Subtle Discomfort
Indicates a sense of unease or discomfort about getting too close to someone.

After the argument, they kept each other at arm’s length.
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