O.O.D.

abbreviation for

1. officer of the deck.
2. officer of the day.

Example Sentences

After the vessel turned to the left, the O.O.D. went so far as to warn the skipper that the Wasp was closing perilously fast.

From Time Magazine Archive

Then a worried-looking man hurries by and the O.O.D. smiles.

From Project Gutenberg