1. Going for a shower
   Need to sleep
2. Doing something as quickly as you can
   Outflanking the enemy

Now, this is probably one that you have heard before. To a Marine, "on the double" means doing whatever task they are performing as fast as possible and certainly without delay.

1. Duck!
   Get out of here!
2. As you were
   Go get some chow

You've seen enough Army movies to know the meaning of "at ease," right? Essentially, it means to carry on with what you were doing before you stood to attention when rank entered the room.

1. A C130 Hercules transport plane
   Helicopter
2. Howitzer gun
   A jeep

"Helo" is military slang for a helicopter. They form a vital role in any military situation and have proved an indispensable vehicle as shown to such a significant effect in the Vietnam War, either bringing soldiers to contact points or removing the injured.

1. A Medic
   A pair of night goggles
2. A watch
   More ammo

Band-aids fix anything, right? Well, almost anything. In World War II, most soldiers would call for a medic, but by the time Vietnam rolled around, a medic had a slang name, a "band-aid."

1. Your closest mess hall
   The nearest toilet
2. Your bed
   None of the above

Again, this one is fairly easy. A bunk is a bed. Bunks are the perfect way to get a lot of men into a small space to sleep. They were particularly useful on ships when transporting troops to the Pacific in World War II.

1. Armored vehicles
   Tanks
2. Ambulance
   Helicopters

Sad but true, an ambulance is called a "meat wagon" by the military. This name originated due to the severity of war injuries, as soldiers sometimes left the battlefield missing limbs.

1. Flour from the mess tent
   Fine dust from the surrounding landscape
2. Sherbet
   None of the above

In Afghanistan in particular (but in certain parts of Iraq as well), the surrounding landscapes where base camps are set up are often churned into fine particles thanks to the construction vehicles, armored vehicles and other heavy machinery that work in and around the camp. This dust, called "moon dust" by soldiers, covers everything!

1. Candle
   Toilet paper
2. A flashlight
   Match

Actually, that's a brilliant description for a flashlight ... a moonbeam. Obviously, flashlights are never used on the battlefield, but useful in camp on a dark night when you have to find the latrine.

1. A British handgun
   A Mosin–Nagant Russian rifle
2. A Gewehr 41 German rifle
   A Thompson submachine gun

By the time World War II rolled along, the Thompson machine gun was already famous. Why? Well, it was the weapon of choice for the 1920s and '30s gangsters. The "Tommy" gun was a fine weapon and of critical importance during World War II.

1. Charge!
   General Get'em
2. Ike
   Bugsy

General Dwight D. Eisenhower was the Supreme Commander of the Allied Expeditionary Force that invaded France in June 1944. He was affectionately known as "Ike" to his men. Eisenhower went on to become the 34th President of the United States.

1. A briefing before a task or mission regarding that mission
   A date in April
2. A medical checkup
   Lunchtime

Military operations are always well planned. Before a squad goes on a patrol or mission, they will meet to discuss their exact plan, route and actions should they meet enemy fire. This before-mission briefing is known as a "411."

1. Lance corporal
   General
2. Seargent
   Major

Lance corporals, the third lowest rank for enlisted men, are not that well liked by regular troops without rank.

1. A tank
   A fighter jet
2. A Humvee
   None of the above

"Fast mover," in military jargon, describes a fighter jet. Why are they called this? Well, of all the aircraft in the U.S. air force, fighter jets are the fastest movers. Used to clear the skies of any airborne enemy threats, fighter aircraft have proved a critical part of warfare since World War I.

1. Enemy tanks
   Enemy bombers
2. Anti-aircraft fire
   None of the above

"Ack-ack" refers to enemy fire from the ground aimed at aircraft. It does not include small arms fire, but specific anti-aircraft weapons such as cannons. In World War I, this was known as "Archie" and in World War II "flak."

1. To be killed in action
   To go sleep
2. To go for a night on the town
   To get a weekend pass

Sleep is something soldiers don't often get on the front line. So any downtime will see a soldier taking some "rack time." And they will sleep wherever they can, including vehicles or even in entrenched areas or foxholes. Of course, the best "rack time" is spent back at base.

1. Coast Guard
   Air Force
2. Military Police
   Space Force

The United States military has its own police force, the military police, and it is their duty to enforce law and order at military facilities. Generally, they are loathed by the other servicemen, possibly because they break up their parties!

1. An aircraft carrier
   A destroyer
2. A submarine
   None of the above

During World War II, aircraft carriers changed the face of naval warfare. Japan's attack on the Pacific fleet in Pearl Harbor was launched to destroy the fleet and particularly the aircraft carriers. Luckily, they were out at sea already. Battles later in the war (for example, Midway) saw just how powerful the aircraft carrier was. Essentially, it was a mobile airfield.

1. M9A1 Side Arm
   Anti-Tank Guided Missile
2. M1 Abrams Tank
   M2 Browning .50 Caliber Machine Gun

First introduced in 1933, the M2 Browning .50 caliber machine gun is still in use by United States armed forces stationed around the world. Firing a .50 cartridge, the M2 has been called many names over the years including "ma deuce" and "fitty."

1. A 100-dollar bill
   Loose change
2. Money from a board game
   Foreign money

Although they were paid in American currency, getting their hands on foreign money could be an advantage to a U.S. soldier, especially if they were based in England before D-Day or in France on their way to Germany. Foreign money was called "Monopoly money."

1. M16 Machine Gun
   M-79 Grenade Launcher
2. M9A1
   None of the above

M-79 Grenade Launchers were used extensively during the Vietnam War. It could only fire a single grenade at a time, but it was easily loaded thanks to its break action. And the name? Well, it was called the "blooper" as that was the sound it made when it launched its deadly payload.

1. Motorcycle
   Armored vehicle
2. Ambulance
   Helicopter

When evacuating wounded soldiers, those who have been severely wounded will need to get to a medical facility fast. This is achieved by airlifting them out of the combat zone and to the facility as soon as possible. A helicopter, normally a Blackhawk, is used to do this and the process is known as a "medevac."

1. Death Zone
   Danger Zone
2. Drop Zone
   Dinner Zone

Air assault troopers or paratroops will know all about the drop zone. This is the point which they will aim for when jumping out of their aircraft or helicopter.

1. A pair of sneakers
   Marine Corps blue dress uniform
2. Camouflage outfit
   PT gear

A Marine wearing his "blues" is wearing his blue dress uniform. This name, however, is also used by the U.S. Air Force to describe their service dress uniform. Basically, this is the most formal uniform in both services.

1. The day they were sent back to the United States
   Payday
2. The day Japan surrendered
   None of the above

Payday was known as "Eagle Day" to most of the U.S. Armed forces during World War II. Why? Well, some coins issued to the soldiers during that period featured an eagle crest on them. And that's how payday received its name.

1. They escaped
   They are all dead
2. All at once
   None of the above

This is derived from a French term, ''tout de suite," which when literally translated means "all at once" or "right now." For example, "They attacked toot sweet."

1. Afghanistan
   Iraq
2. England
   United States

Records show that soldiers away from England and on active service during World War I used to refer to their country as "Blighty." It's a tradition that continues to this day.

1. Flatheads
   Huns
2. Squarekopfs
   None of the above

The term "Hun" was certainly used in a derogatory way by the British troops to describe their German counterparts. It's a reference to Attila the Hun.

1. A flame thrower
   M3 submachine gun
2. A Thompson submachine gun
   A German Luger sidearm

A "grease gun" is an M3 submachine gun. It received its name due to the fact that it looked similar to the tool of the same name. The M3 carried a 30-round magazine and entered service in 1943.

1. Baked beans
   Any kind of supplies
2. Ammunition
   None of the above

Supply lines to and from the front run a range of things to soldiers serving their country. Of course, these supplies need to include ammunition, but soldiers often need a range of other supplies as well, most notably food. A variety of supplies is commonly called "beans and bullets."

1. An M16 submachine gun
   A breaching shotgun
2. A flame thrower
   None of the above

Breaching shotguns are an important part of modern warfare, especially in urban environments. Often, a soldier in a squad will carry one, and it will be used for door breaches when entering houses in an urban setting.

1. Sore
   Woundy
2. Cushy
   None of the above

A wound that was small and not life-threatening, but maybe enough to send a soldier home, was called "cushy." Certainly nothing cushy about them, however!

1. His last flight ever
   First in that type of aircraft
2. As a co-pilot
   None of the above

Even the most experienced pilots could take a "dollar ride." In fact, they may have taken many during the course of their career as they flew different aircraft and new, modern aircraft entered service as their careers wore on.

1. Coast Guard cutter
   Submarine
2. Dinghy
   Aircraft carrier

Submarines have been around for ages but really showed their usefulness from World War I onwards. In World War II, the Germans inflicted huge amounts of damage on Atlantic convoys which supplied the United Kingdom from the United States. The United States Navy also used submarines very effectively against Japanese shipping in the Pacific. Today, submarines have the ability to launched nuclear warheads and remain a crucial part of naval forces around the world.

1. Visiting home
   Absent without leave
2. Missing in action
   None of the above

A soldier who has "gone Elvis" is missing after a battle with the enemy. This is also known as "M.I.A." or missing in action. If the soldier's body is later found, it is changed to "K.I.A." or killed in action.

1. They had lost their limbs
   They were dying
2. A basket was a casket
   None of the above

The term referred to them being carried around in a basket, since that is what their body without limbs would fit in.