List of United States Marine Corps Acronyms and Expressions - D

D

• D & D – Drunk and Disorderly, an entry formerly made on the liberty list beside the name of any Marine returning from liberty in that condition.

• daijoubu – OK, from Japanese for "don't worry".

• daily 7 or daily 16 – stretches and exercises used as a warmup for other, more strenuous physical training.

• Dark Green/Light Green – Common reference to a Marine's skin color. Marines are not black or white, the saying goes, only different shades of green.

• dead horse – to draw advance pay out of the normal pay cycle, the Marine is then obligated to repay the debt at the government's convenience.

• deck – floor or surface of the earth; to punch or knock down with one blow.

• deep six – to dispose of by throwing overboard ship.

• detachment – a portion of a unit sent independently of its parent organization, usually in support of a larger headquarters; or a small stand alone unit isolated geographically from its parent command.

• deuce – reference to the number two in various unit or equipment names; the senior intelligence officer for a unit;

• deuce gear – see 782 gear, from the last digit in that term.

• Devil Dog or Devil – nickname for Marines, from the German word "Teufelhunden", supposedly given by German troops at the Battle of Belleau Wood, though the correct grammatical form would be "Teufelshunde".

• devil dogging – correcting another Marine's minor deficiency, often in public with implied humiliation.

• devil pup – nickname for a Marine's child(ren); a member of the Young Marines; a patronizing nickname for a junior Marine.

• DI – Drill Instructor, inappropriate to use the Army term "drill sergeant".

• DI hut or duty hut – office for drill instructors in a platoon's squad bay; doubles as sleeping quarters for the drill instructor on duty. See also house mouse.

• dickskinner or dickbeater – human hand.

• diddy bop – poor performance in close order drill, or marching in a manner that does not present a crisp military appearance. One who conducts himself/herself in this manner is labelled a diddy bopper.

• Diet Private or Diet Tray – A recruit in Boot Camp who has been deemed overweight according to regulations. These recruits are usually the last through the chow line and have their meals inspected by DI's.

• digis or diggis – digital camouflage such as MARPAT; also refers to the digital-patterned MCCUU.

• Disneyland East – Headquarters Marine Corps at Arlington, Virginia.

• Doc or Devil Doc – Navy hospital corpsman attached to the Marines; Devil Doc is a term of respect normally reserved for Corpsmen who are Fleet Marine Force qualified or who have served in combat with Marines. See also boxsee.

• dog – small metal fitting used to secure watertight doors, hatches, covers, scuttles, etc.; also, to close/secure such door/hatch; also, slang for Marine, from the term Devil Dog.

• dog and pony show – any display, demonstration, or appearance by Marines at the request of seniors for the pleasure of someone else, such as a ceremony or parade; also, pejorative for the requirement for over-perfection of such a venue.

• doggie – enlisted member of the United States Army, from the diminutive "dog-face".

• donkey dick – Specifically, a jerrycan fuel spout. Alternatively, slang for virtually any piece of equipment which has a generally cylindrical or phallic shape with unknown, or obscure official name. For example, a static hook suspended from an overhead helicopter for the purpose of picking up external loads.

• dope – information, or sight settings and/or wind corrections for a rifle under given conditions, possibly from aircraft dope.

• downrange or down-range – dangerous area, from the portion of a shooting range that receives impacts; also the execution of a plan.

• DPICM – Dual-Purpose Improved Conventional Munitions, a specialized artillery round that releases sub-munitions.

• drill – close order drill, the procedures and methodology of handling weapons and moving troops about in an orderly fashion, used to indoctrinate recruits in obedience to commands and military appearance.

• drill hat – a Drill Instructor, usually the second in command to the SDI who specializes in instruction in drill. Not to be confused with kill hat.

• DRMOed – to dispose of an item by taking it to the Defense Reutilization and Marketing Office (DRMO).

• drug deal – to obtain needed supplies, equipment or services outside of official channels via barter rather than theft.

• drop a dime – to reveal incriminating information about a person. See also call out.

• dry fire – practice firing of a weapon without using ammunition in order to refine body position and other shooting fundamentals.

• DTG – date=Time Group, a numeric code denoting the time and date of a message.

• dual-cool or double-trouble – a Marine that possesses both the parachutist and diver badges, usually associated with the Reconnaissance community.

• dummy cord – lanyard or tether used to secure a piece of equipment to an anchor to prevent losing it.

• duty NCO or duty – sentry responsible for patrol and security of a specific area (usually a barracks and/or working space in garrison). See also fire watch and OOD