What brevity term means to oscillate an IR pointer in a figure eight about a target?

The correct choice, which refers to the term for oscillating an IR pointer in a figure eight around a target, is "Snake." This term specifically describes the action of moving the IR pointer in a manner that creates a visual pattern resembling a snake's motion, providing clear guidance to the target area for aircraft or other receiving units.

Understanding this term is crucial for coordinating fire support effectively, as it ensures that those involved can visualize the exact location of the target, minimizing the risk of miscommunication during operations. Using precise brevity terms like "Snake" enhances the clarity of communication in dynamic combat environments, allowing the Fire Support Team to convey complex instructions succinctly.

The other options, while related to various forms of signaling or designating targets, do not accurately describe the specific action needed for this scenario.