ad

Meanings

1. 1
   adv

   Initialism of Anno Domini (borrowed from Latin); in the year of our Lord.

   They had a vibrant culture from the 3rd century BC to the 2nd century AD.

2. 2
   noun

   Initialism of assistant director.

   A few moments later, the A.D. reappears. "They need you," she says. "And could you stop by Wardrobe?" Shannen rolls her eyes. "O.K.!" she snaps.

3. 3
   noun

   Initialism of Alzheimer's disease.

   Many neurodegenerative diseases, including Alzheimer's disease (AD), involve pathological protein deposits.

4. 4
   noun

   Initialism of after dark.

   AD account

5. 5
   noun

   Abbreviation of advertisement.

   I have placed both of the ads in the newspaper as instructed.

6. 6
   noun

   Advantage; also, designating the left-hand side, from the player's point of view, of their half of the court, where the advantage point following a deuce is always played.

   [S]uddenly Agassi hits a hard heavy cross-court back hand that pulls Federer way out to his ad (= his left) side, and Federer gets to it but slices the stretch backhand short, a couple feet past the service line […].

7. 7
   noun

   Advantage

   ads and disads

8. 8
   adv

   in the Christian era

Etymology

Clipping of advertise, advertising, advertisement, or advertiser.