DD means Destroyer DD means Destroyer
Since 1920, it is the hull classification for a Destroyer.
The DD the navy designation for "Destroyer".
double dare you???
They could be Roman numerals that add up to 1000: DD = M
If you become an officer in the Canadian forces you must learn to speak French fluently, so yes, the navy would speak French as well as English.
It depends on the context... DD could stand for Doctor of Divinity - an academic degree.
They mean 500+500 = DD or M because they are both equivalent to 1000
You *learn* it. ..If that's not the answer yer looking for, please edit your question. =DD
Not as bad as DD but potential employers may see it negatively
dd mm yyyy is the date (day month year).
It depends on the context... DD could stand for Doctor of Divinity - an academic degree.