D.A.D.O.S.n. (Department appertaining to Dirty Old Shirts). The Department of the Deputy Assistant Director of Supplies. D.S.O.n. Domestic Service Order. DAGn. A humourist. DATEn. A word signifying contempt. DEAR AUNTIEexpr. A phrase signifying utter weariness or disgust. It implies the well-known text of a fictitious soldier's letter: 'Dear Auntie: This ain't no ordinary war. It's a bloody b___, and if you want to see your little Johnny again, get right down on your knees, and pray like hell.' DEEP THINKERn. A reinforcement who arrived in a fighting unit late in the course of the war. DELLOOn. (Fr., De l'eau) Water. DEMAINn. (Fr.) Tomorrow. DIGGERn. An Australian soldier (strictly an infantry man). DINGBATn. See BATMAN. DINGBAT ALLEYn. A street in Peronne. DINGIn. Money. Russia. DINKUMS [THE]n. The 2nd Division. Also applied to the New Zealanders. DISASTERn. A piastre (Egyptian coin). DIVVYn. (1) A division; (2) a share.