dd 

due diligence (research into all aspects of a certain topic)

Dude #1: "Hey man, should I buy stock in XYZ company?"
Dude #2: "Dude, do your own DD."

dd by whodey June 16, 2004

DD 

The Doctor of Divinity (or D.D. or DD or Divinitatis Doctor) is an advanced academic degree in divinity. In the UK, the Doctor of Divinity has traditionally been the highest doctorate granted by universities, usually conferred upon a religious scholar of standing and distinction.

Graduate 1: I just received my MD.
Graduate 2: I just received my PhD.
Graduate 3: I just received my DD.

DD by NextLevel June 1, 2010

DD 

dick deprived

Mathilde is DD - been virgin for 6 months now

DD by octopops January 5, 2022

DD 

1. DD- Designated Driver: The person who is responsible for staying sober while going out. He or she drives everyone home and makes sure that they get back safely.

2. DD- Domestic Discipline: A scene in the spanking subculture, in which spanking is used for discipline with no overt sexual connotation

1. I can't drink so I'll be the DD tonight

2. I'm in a DD relationship with my boyfriend

DD by Quirkymichellie June 30, 2008

DD 

DD = Damage Dealer
in an mmorpg a character wich does a lot of damage.

we need a tank, a healer and a DD for this boss

DD by mortn February 28, 2009

DD 

Drunk Driver

Don't worry guys I'll DD home tonight

DD by Kbart1999 September 22, 2017

DD 

direct deposit

my boss said I should see my dd in my account in two days

DD by _shatteredsoul May 30, 2018