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18.
ADS
an adult who appears to have downs syndrome, but does not,

Matt is so ugly I am sure he has ADS
by KC42 February 09, 2009
3 8
 
1.
Ads
Something websites put up so they can afford to buy drugs such as cocaine and pot.
Person 1: Why are there so many ads on urbandictionary.com
Person 2: Because drugs don't come cheap.
Person 1: I see.
by Justingraziano July 28, 2008
184 44
 
2.
ADS
Acronym for aim down sight.
Most ADS kills in this match!
by growler420 January 28, 2010
129 32
 
3.
ads
from 'advertising' like a slang.
i wanna buy ads at google.
by Roman22 August 08, 2007
99 26
 
4.
ADS
Absolute Dick Syndrome.

A problem that only applies to the male species usually in the teenage years, passes with gaining of maturity, and common sense.

Symptoms include:
Treating women badly
Making sexist and stupidly inappropriate jokes
Cockiness
Lots of references to size of his and others penises

And behaving like he believes that he is king of the world and gods gift to women.

WARNING: Treatment has not yet been discovered so don't bother the hospitals, the is nothing you can do for now.
Sarah: What the hell is wrong with Matt
Jane: He's got ADS

Sam to friends: I screwed her so hard she's walking strange!
Nicole: Call an ambulance, we have a serious case of ADS
by Ne195b December 11, 2011
17 6
 
5.
ADS
ADS: Arrogant Douchebag Syndrome. Common disease for tools. People with ADS may not know they have it. Common symptoms of ADS: arrogance, douche, doesnt give a hoot, cocky, sly. ADS usually leads to seclusion from people and can lead to paralysis and even death.
Alex has a horrible case of ADS. He is on thin ice, someone should tell him to stop.
by Night Hawk Fleet Destroyer June 05, 2011
13 3
 
6.
ADS
Acronym for:
Alcohol Deficiency Syndrome

The lacking of alcohol in your system.
Dude I'm suffering from ADS here, when is the EDT.

There is no way I am touching that dance floor while I'm suffering ADS.
by Rob March 27, 2005
38 28
 
7.
ADS
Annoying Douchebag Syndrome
Hey Lucas, I think Roger is suffering from some serious ADS.
by Gary Coleman IV June 13, 2008
23 15