Aye Aye, Sir – Official acknowledgment of an order
Barracks – A building where Marines live
Blouse – Coat
Bulkhead – Wall
Bunk – Bed
CMC – Commandant of the Marine Corps
CO – Commanding Officer
Colors – The National Flag
Cover – Hat
Deck – Floor
Drill – March
Field Day – Clean up the area
Gangway – A passageway for entering or leaving a ship
Gear locker – Storage room for cleaning purposes
Gee Dunk – Candy, sweets, etc.
Gung Ho – Enthusiastic, eager
Hatch – Door
Head – Bathroom
NCO – Noncommissioned Officer
NCOIC – Noncommissioned Officer in Charge
OIC – Officer in Charge
Overhead – Ceiling
Passageway – Corridor or hallway
PFT – Physical Fitness Test
Reveille – Time to get up
Secure – Stop work, put away, lock up
SNCO – Staff Noncommissioned Officer
SNCOIC – Staff Noncommissioned Officer in Charge
Square away – Straighten up
Swab – Mop