CFB is the military's newest way of saying something is clear. In fact, it's clear as a ****ing bell.

You don't want a BLOB on your aircraft. No one wants a Big Lump On Board.

Big Chicken Dinner is no good at all. BCD technically stands for Bad Conduct Discharge.

You don't want an IED anywhere near you. This is an Improvised Explosive Device, common in the Middle East.

BFE is somewhere that is far away. It's the Big ****ing Empty.

The CK is where you go for chow in the field. Nothing like a Containerized Kitchen.

When you hear ENDEX, it means it's over. ENDEX stands for End Exercise.

When you say FIDO, you're giving up. FIDO means Forget It, or **** It, Drive On.

AFI stands for Air Force Instruction. It also refers to Another ****ing Inconvenience.

You're having a good day when you say FIGJAM, or **** I'm Good, Just Ask Me. This was stolen from the Australians in Vietnam.

FUBAR is definitely not a good thing. No one likes things to be ****ed Up Beyond All Recognition.

HANO is a paratrooper's worst nightmare. High Altitude, No Opening is a bad day and usually fatal.

You must obey when the HMFIC is around. That would be the Head Mother ****er In Charge.

JO just stands for Junior Officer. However, the acronym is associated with an insufferable junior officer.

LBJ is associated with Lyndon B. Johnson, but it's also associated with Vietnam. Long Binh Jail was a U.S. stockade built during the war.

The MCRD is perhaps where your soldiering days began. It's the Marine Corps Recruit Depot.

NFG is just no good. Nobody wants Non-Functioning Equipment. That's No ****ing Good.

The NFO is a member of the Navy. The Naval Flight Officer is a weapons officer, not a pilot.

When something is PFA, it's wonderful. In fact, it's Pretty ****ing Awesome.

POL is used to refer to all kinds of fuel. For instance, Petroleum, Oil and Lubricants.

You don't want to put your life in the hands of someone who is ROAD. It's not good to be Retired On Active Duty.

You most definitely want to show respect to the SECDEV. Everyone should respect the Secretary of Defense.

SOS is absolutely no good. Based on the old Morse code signal, SOS means **** On a Shingle and Same Old ****.

In the Army, the SP is where you begin. It is your Starting Point. That's when the games begin.

Nobody is going to have time to be lazy when the leader is THS. That would be The Hooah Syndrome in the Army.

When something is TS, it's only for a select few. That information is Top Secret for a reason.

USMC traditionally stands for the United States Marine Corps, but the acronym can also be derogatory. It's all a matter of perspective.

When you make a WAG, you're definitely not sure about things. But sometimes, you just need to make a Wild-A** Guess.

There's the famous WTF, but then there's WTFO? This means "What The ****, Over?" The response would be "What The ****, Out."

Surprisingly, FISH means urban warfare. The acronym is Fighting In Someone's House - not a good thing at all.

Not only is something that is BFO obvious, but it's a Blinding Flash of the Obvious. (There's one acronym without the F-word!)

BCGs are very unattractive glasses. In fact, they're called Birth Control Glasses. They're issued to service members in need of corrective lenses.

A BFW is used to fix a generator. It's a big job, so you need a Big ****ing Wrench.

Yes, the large B-52 Stratofortress is a BUFF. The acronym was created to describe it as a Big Ugly Fat ****er.

You love it when you hear BZ. It stands for Bravo Zulu, and it generally means "great job!"