look up any word, like fellated:
 
35.
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."
by whodey June 16, 2004
21 30
 
1.
dd
Really big breats - Double D.
<A> Dam'! That bitch is stacked yo!
<B> She hasta be DD!
by Terran-Ghost June 03, 2003
1061 365
 
2.
dd
Designated Driver
-the guy who, while he doesn't get to drink, will be able to tell which drunk sluts are more appealling, and usually have an easier time sleeping with them.
man, im getting sick of being dd even with all the pussy im getting
by Anonymous May 07, 2003
905 430
 
3.
DD
n. Designated Driver. One who abstains from "partying" so everyone can get home safely.
We're going out tonight, and I'm the DD, as per usual.
by The Grammar Nazi January 05, 2002
611 271
 
4.
dd
Disease and Drug free
Craigslist: I am a DD free female
by jizay August 25, 2005
540 339
 
5.
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.
by NextLevel June 01, 2010
242 158
 
6.
DD
Dunkin Donuts!
A typical scenario at DD.
customer: Medium cawfee, regula pleaz.

by pearrrr July 10, 2008
237 153
 
7.
dd
An acronym for "Dear Daughter." Mostly used by moms in their 40s when they talk about parenting.
by Disvan October 01, 2010
152 78