belay
In nautical and climbing contexts, this term describes the critical act of securing a rope to ensure safety and stability. In climbing, it implies a relationship of trust and mutual dependence between the climber and the belayer, where the latter manages the rope to arrest a fall.
In military or naval terminology, the word functions as a command to immediately void a previous instruction. This usage is highly specialized and formal, carrying an authoritative tone that demands an instant cessation of the action previously ordered.
Meanings
To secure a rope to a fixed point, such as a cleat or a belay device, to prevent it from slipping.
The sailor worked quickly to belay the rope to the pin.
To secure a climber with a rope and a braking device to prevent them from falling in the event of a slip.
The experienced guide will belay the novice as she ascends the cliff face.