What does the word patrol mean?

Usage examples for patrol

  1. The patrol interfered, and both men proceeded to beat him with great violence. – Curiosities of Impecuniosity by H. G. Somerville
  2. Guards patrol the courts, the temples, the gardens. – The Gods of Mars by Edgar Rice Burroughs
  3. And presently the big patrol vessel was almost above them. – Tarrano the Conqueror by Raymond King Cummings