What action does 'weapons on safe' signify?

The phrase 'weapons on safe' indicates that weapons are secured and cannot be fired. This crucial safety measure is essential in preventing unintentional discharges during operations or while handling weapons. When weapons are "on safe," it means that safety mechanisms are engaged, ensuring that they are in a state where they cannot be accidentally fired until the safety is disengaged. This state is critical for maintaining control and ensuring the safety of the crew, especially in environments where personnel may be in close proximity to one another or to bystanders.

In tactical scenarios, adhering to this procedure helps to establish discipline and reduces the risk of accidents, maintaining a focus on operational safety. The other possibilities mentioned involve states of readiness or action that do not align with the safety protocols implied by 'weapons on safe.'