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2.
AHD
1. AHD is an acronym for Awkwardly Hiding Drinks or Awkwardly Hide Drinks. It refers to the act of hiding your alcoholic beverage whilst someone is picture taking at a party. This is a typical occurrence especially among high school students and young professionals who do not want their teachers/parents/college admissions board/boss/potential boss to see the photos.

2. Can also be said as a command as in Awkwardly Hide your Drinks
1. Jenny: Why is Paul standing like that?
David: AHD.

2. Cathy (takes out camera at party): Everybody AHD!
by tittywink April 20, 2009
 
1.
AHD
Anti-Hookup Device. The friend one brings along to make sure they don't hook up with someone they know they don't want to, but probably would anyway.

This is the true reason for the wingman.
Hey, I need you to come with me tonight and be my AHD. John is going to be there.
by b0r3d0m August 07, 2006