Non-Qual Navy: Derisive term made use of by Naval Aviators, Submariners, and SEALs to explain the Surface Navy. Nuke Striker: Perjorative term used by nukes to explain a coner that asks infinite thoughts about the functions of the nuclear electricity plant. O-N-O-F-F actuator (or change): The on/off button or change on any product, normally utilised in the context of a subordinate not grasping how to power a device up or down.