Has Long Arms Meaning?

Broad, far-reaching power or influence. (Usually paired with a noun, as in "the long arm of the law.") The long arm of justice finally put the murderer in jail, where he belongs.

What does long arm mean?

long arm. noun informal. power, esp far-reaching powerthe long arm of the law. make a long arm to reach out for something, as from a sitting position.

Why is it called the long arm of the law?

The far-reaching power of the authorities. For example, You'll never get away with leaving work early; the long arm of the law is bound to catch you. This expression began as Kings have long arms (or hands) and was listed as a proverb in 1539. The current version, now often used lightly, was first recorded in 1908.