An order issued by an accountable supply system manager (usually an inventory control point or accountable depot or stock point) directing a non-accountable activity (usually a storage site or materiel drop point) within the same supply distribution complex to release and ship materiel.
MATERIEL RELEASE ORDER
Meaning of MATERIEL RELEASE ORDER in English
DOD English dictionary of military terms. Английский словарь военных терминов DOD. 2012