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Date: 1600-1700
Language: French
Origin: patrouiller, from patte 'animal's foot'

patrol

1 verb
     
pa‧trol1 past tense and past participle patrolled, present participle patrolling [transitive]
1 to go around the different parts of an area or building at regular times to check that there is no trouble or danger:
Armed guards patrolled the grounds.
an area patrolled by special police units
2 to drive or walk around an area in a threatening way:
Gangs of youths patrolled the streets at night.

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