Weapons Tight is a

NATO The North Atlantic Treaty Organization (NATO ; , OTAN), also called the North Atlantic Alliance, is an intergovernmental organization, intergovernmental Transnationalism, transnational military alliance of 32 Member states of NATO, member s ...

brevity code Brevity is concision or brevitas, the quality of being brief or concise, or: * Brevity (comic strip), ''Brevity'' (comic strip), a comic strip created by Guy Endore-Kaiser and Rodd Perry * Brevity code, a vocal word replacement system * Operation ...

"weapon control order" used in

anti-aircraft warfare Anti-aircraft warfare (AAW) is the counter to aerial warfare and includes "all measures designed to nullify or reduce the effectiveness of hostile air action".AAP-6 It encompasses surface-based, subsurface (Submarine#Armament, submarine-lau ...

, imposing a status whereby weapons systems may only be fired at targets confirmed as hostile. Compare to Weapons Hold, whereby it is ordered that weapons may only be fired at targets (especially aircraft or missiles) when under attack, or in response to a formal order; also compare to Weapons Free, which denotes an order that weapons may be fired at targets ''not'' positively identified as friendly. (The latter term should not be confused with the expression denoting areas without weapons in them, particularly ''

nuclear-weapon-free zone A nuclear-weapon-free zone (NWFZ) is defined by the United Nations as an agreement that a group of states has freely established by treaty or convention that bans the development, manufacturing, control, possession, testing, stationing or transpo ...

s''.)

References

Military terminology Military terminology of the United States {{mil-aviation-stub