dead-oh, a. Naut. colloq.
(ˈdɛdəʊ)
[f. dead a. + oh int.]
a. = dead drunk. b. Deeply asleep.
| 1889 Barrère & Leland Dict. Slang I. 300/1 Dead-oh! (naval), is said of a man in the last stage of intoxication. 1924 Masefield Sard Harker 160 He slept, as sailors say, ‘dead-oh’. |