D-NIF - Duties - Not Including Flying 
DCM - Distinguished Conduct Medal 
DCU - Data Control Unit 
DCU - Desert Camouflage Uniform 
DCU - Document Control Unit 
DD - Defense Department 
DD - Destroyer 
DEH - Don't Expect Help 
DFAC - Dining Facilities Administratio… 
DFAS - Defense Finance and Accounting… 
DICK - Dedicated Infantry Combat Kille… 
DILLIGAF - Does It Look Like I Give A… 
DLA - Defense Logistics Agency 
DOA - Dead on Arrival 
DOA - Department of the Army 
DoD - Department of Defense 
DPICM - Dual-Purpose Improved Conventi… 
DRU - Direct Reporting Unit 
DX - direct exchange