Definition of patrol
			
									- v. i. - To go the rounds along a chain of sentinels; to traverse
   a police district or beat.
 
									- v. - t To go the rounds of, as a sentry, guard, or policeman;
   as, to patrol a frontier; to patrol a beat.
 
									- v. i. - A going of the rounds along the chain of sentinels and
   between the posts, by a guard, usually consisting of three or four men,
   to insure greater security from attacks on the outposts.
 
									- v. i. - A movement, by a small body of troops beyond the line of
   outposts, to explore the country and gain intelligence of the enemy's
   whereabouts.
 
									- v. i. - The guard or men who go the rounds for observation; a
   detachment whose duty it is to patrol.
 
									- v. i. - Any perambulation of a particular line or district to
   guard it; also, the men thus guarding; as, a customs patrol; a fire
   patrol.