Green’s Dictionary of Slang

1. (US Und.) very strong liquor.

1928

Phila. Eve. Bulletin 5 Oct. 40/3: Here are a few more terms and definitions from the ‘Racket’ vocabulary: [...] ‘D. O. D.,’ a very potent liquor (death on delivery).

2. (US black) a very large penis.

2000

Ebonics Primer at www.dolemite.com 🌐 dod (Dick of Death) Definition: 14 inch or larger black penis attached to one bad ass mutha fuckin pimp. (with the License plate) ‘Pimpin aint easy but it sho is fun’. Mounted on the front of his hoopty. Example: Why do they call you dod? (un-zzzzzzzzzzzip) Damn get that mutha fucking black python away from me.