A.d apartment dwellers a person who thinks he so cool but is living in his moms apartment
by Honey_your_gay December 6, 2019
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actual day; actual date
"what was the a.d. of the purchase?"

"let's party on the a.d. of my b-day for a change!"
by kingman November 17, 2003
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A.D means Ass Disease like when a female has a big round ass.
damn those senoritas have a case of A.D
by AHDIU November 20, 2007
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Ass Disease

Similar to S.A.D but smaller in stature.

A.D is when a girl has a round ass.

Blacks & Latinas usually fall victim to A.D Syndrome because of genetics but Whites and Asians are sometimes seen with A.D and sometimes S.A.D
guy: hey did you know you have an A.D
girl: whats that?
guy: Ass Disease!
girl: uh what the hell is that?? no i dont
guy: oooo yess you do!
by diewlaylomo November 20, 2007
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Anno Domaini, Latin/American for 'the domain name decades' with A.D. marking the years after the 'birth' of the domain names (1985).

Anno Domaini Inc. is a internet company based in Delray Beach, Florida. It's main focus is selling various brandable, descriptive and significant domain names. Anno Domaini Inc. A Dollar, A Dream and ... A Domain name.
Domain names are formed by the rules and regulations (certain procedures to follow) of the Domain Name System (DNS). Any name registered in this DNS, A.D. 1985 is A Domain name.
by Dutchie66 August 17, 2013
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Code word for adrenaline needle, used as a last resort for someone who thinks they are about to die from a heroin overdose. Something about adrenaline counteracts the heroin, sometimes saving the user.
by prongstape December 19, 2005
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Alpha Dog. The shortened name of rapper Alpha Dog from the rap group the G.D.I.'s. OR the leader/protector of the pack, usually the biggest and meanest memeber of a group of people, quite often an asshole.
A.D.'s gonna beat the hell out of you when he finds out you sucker punched his boy last night
by Joey_Bag_Of_Donuts August 13, 2010
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