guard(redirected from on guard)
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an armed detachment appointed to protect and defend military objectives or to render military honors.
In the Soviet armed forces there are garrison (camp) and interior (ship) guards and honor guards. Garrison and interior guards are composed of the commander of the guard, who may be an officer or a sergeant, depending on the importance of the object and the number of posts; privates of the guard, their number depending on the number of posts and shifts; and if necesssary a deputy commander and corporals of the guard. For the protection and defense of the military objects, sentries are assigned—armed soldiers (privates of the guard) directly in charge of the protection and defense of the posts entrusted to them.
Honor guards are appointed for the welcome at the garrison of the chairman of the Presidium of the Supreme Soviet of the USSR, the chairman of the Council of Ministers of the USSR, the generalissimo of the Soviet Union, the minister of defense of the USSR, marshals of the Soviet Union, and admirals of the Fleet of the Soviet Union. Moreover, an honor guard may also be assigned to banners carried at formal sessions, the unveiling of state monuments, the welcome and escorting of representatives of foreign states, and the funerals of servicemen and of civilians who have rendered special services to the state. An honor guard is composed of infantry units from platoon to company level and a band. An honor guard may also be composed only of officers and sergeants.
I. I. ANDRONOV
2. In (parallel) logic programming, a Boolean expression which is used to select a clause from several alternative matching clauses.
See Guarded Horn Clauses.
3. In parallel languages, a Boolean expression which specifies when an message may be sent or received.