Oscar Mike to the glossary. Copy that.
The commanding officer or principal decision-maker, as opposed to subordinates. When you need an answer, you ask for 'Actual' rather than the NCO who's probably tired and making coffee.
The process of putting stuff in place—whether it's military equipment being positioned for tactical advantage, a missile system being stationed at a base, or contemporary art being dramatically placed in a museum. The word works whether you're establishing surveillance systems or establishing awkward silence with avant-garde sculpture.
Techniques to minimize a vehicle's radar, thermal, visual, or acoustic detection signatures. Making military equipment harder to spot like a ninja in camo.
The equipment and ammunition a soldier carries during active operations. The weight between 'fully prepared' and 'can't move.'
A tactical underwater vessel designed for covert operations, reconnaissance, and strategic deployment—or a genuinely delicious sandwich served on a long roll. Both require stealth to prevent detection by coworkers.
Measures to protect sensitive information about military operations. The paranoid mindset that everyone outside the briefing room is the enemy.
The effective size of an object as detected by radar. Smaller RCS means stealthier; the holy grail of aircraft design is making a 50-ton plane disappear on radar.
A broad belt or sash worn diagonally across the chest, typically used to carry ammunition, weapons, or supplies in loops or pouches. Historically associated with military and pirate imagery, it distributes weight across the body for easier transport of heavy loads.
The mental and informational battlefield where perception, beliefs, and decision-making occur. Where the real war is fought—in people's heads.
Acknowledgment that a message was received and understood. 'Roger' is NATO phonetic for 'R' (received), not a name, though many assume otherwise.
A U.S. Marine with an Infantry military occupational specialty (typically 0311), meaning they're trained for combat operations in the field. It's a badge of honor among Marines, distinguishing the boots-on-the-ground combat troops from support personnel.
The predetermined arrangement of munitions or sensor deployment across a geographic area. Strategic item placement that would make a chess grandmaster jealous.
Intelligence or strategic capability that's unstable and subject to external forces; information that may dissipate without immediate action.
Air-to-ground combat support against enemy forces near friendly troops. The reason ground soldiers love pilots who can actually hit what they're aiming at.
Defense of the outer boundary of a military installation or operational area. The line between 'we control this' and 'everything beyond is their problem.'
A form of punishment or ordeal in which a person runs between two lines of people who strike them as they pass; also spelled 'gauntlet,' it can refer to any difficult or dangerous experience one must endure. Not to be confused with 'gauntlet' meaning a glove.
The fiercely dedicated community of military veterans, first responders, and civilians united by Team Rubicon's disaster relief mission—they're equal parts tattooed adrenaline junkies and corporate donors, all bound by the belief that service beats sidelines. If you've sweat-equity'd a relief op, written a check, or told your entire extended family about Team Rubicon's work, congrats: you're officially part of this beautifully foul-mouthed, silkies-wearing movement.
A heavy grille of metal or wood with sharp points at the bottom, designed to be lowered vertically to block a castle gateway or drawbridge entrance as a defensive barrier.
When your spy network, satellites, and analysts collectively get it wrong about what the enemy is doing. The military equivalent of missing an obvious email.
Air forces directly assisting ground troops in combat. When jets show up to help the infantry because things got spicy.
A glorified fortress sitting smugly on a hilltop, basically a medieval real estate flex where the rich people kept their stuff and poor people kept their distance. Still metaphorically used for any heavily protected place or last stronghold. Example: The castle citadel overlooked the entire valley.
A long-distance military march with full battle gear and rucksack, designed to build endurance and unit cohesion. An exercise that separates soldiers from people who chose easier careers.
A large medieval siege engine that uses a counterweight and lever system to hurl projectiles such as stones or fireballs at fortified positions. More powerful and accurate than earlier catapults, trebuchets were the dominant siege weapons from the 12th through 15th centuries.
A small tower or tower-like structure that projects from a larger building, typically serving a decorative or defensive purpose. In military contexts, it refers to a rotating armored structure on a tank or warship that houses guns or artillery.