verb: (US, idiomatic) To accompany the driver of a vehicle on a journey as an armed escort (originally with a shotgun); (by extension) to accompany someone in order to assist and protect.
verb: (US, idiomatic, by extension, slang) To ride in the front passenger seat of a vehicle, next to the driver.
verb: (US, idiomatic, by extension, slang) To supervise a process and watch for any risks.
