Latin for 'at arm's length'

1. What is Latin for at arms length?
2. What is the origin of the phrase at arm's length?
3. What does at an arm's length mean?
4. What distance is arm's length?

What is Latin for at arms length?

ad manum – close at hand, or as the OLD clarifies, “spatial proximity with additional idea of availability”.

What is the origin of the phrase at arm's length?

Origin. This idiom alludes to keeping someone or something away from you at a distance equal to the length of your arm, calling on the image of an arm held out and away from the body, so as to physically stop someone from getting too close.

What does at an arm's length mean?

as far away from your body as possible: He held the snake at arm's length.

What distance is arm's length?

A distance approximately equal to the length of a human's arm. (figuratively) A position not suggesting or inviting intimacy. She remained at arm's length though we worked together for many years. The police work at arm's length from the army.