Simple past tense and past participle of patrol.(verb)
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Use "patrolled" in a sentence
"A Pakistani newspaper reported that Taliban fighters have even left Afghanistan to confront the Pakistani army, leading to a noticeable lowering of insurgent activity in American-patrolled Kunar province."
"Existing lots are not patrolled, which is why a friend of mine gets dropped off by his wife, instead of driving, because his car was broken into. [/quote:]"
"Journalists alleged they were stopped at a distance of 9 km from Nandigram, about 150 km from Kolkata, by CPI-M men who 'patrolled' the area as angry residents moved about with swords, staves and other weapons in a free for all."