Guard
Guard or guards may refer to: == Professional occupations == Bodyguard, who protects an individual from personal assault Crossing guard, who stops traffic so pedestrians can cross the street Lifeguard, who rescues people from drowning Prison guard, who supervises prisoners in a prison or jail Security guard, who protects property, assets, or people Conductor (rail) § Train guard, in the UK, Australia, New Zealand, and India == Computing and telecommunications == Guard (computer science), in programming language, an expression that directs program execution Guard (information security), a device for controlling communication between computer networks Guard interval, intervals in transmission, used in telecommunications Aircraft emergency frequency, commonly referred to as "guard" == Governmental and military == Border guard, a state security agency Coast guard, responsible for coastal defence and offshore rescue Colour guard, a detachment of soldiers assigned to the protection of regimental colors Commander-in-Chief's Guard, a unit of the Continental Army that protected General George Washington Foot guards, a senior infantry unit in some armies, often with ceremonial duties Guard (military), a military guard responsible for protection and ceremonial duties. Garda Síochána, Irish police force informally known as Guards Guard of honour, primarily ceremonial Guards (Russia), elite military in pre-revolutionary Russia Guards unit, a title earned by distinguished units in the former Soviet Union and in some contemporary ex-Soviet states Police in medieval contexts Royal Guard, military bodyguards, soldiers or armed retainers responsible for the protection of a royal person, often an elite unit of the regular armed forces.