Someone who is impossible of spending more than 5 minutes in an airport without getting drunk. Often, used as an coping mechanism for flying anxiety.
Friend 1: I freak out every time I fly.
Friend 2: How are you going to handle that flight to Amsterdam?
Friend 1: I’m an airport alcoholic.
Friend 1: There is was a thunderstorm, so all flights were delayed for 2 hours.
Friend 2: Oh, fuck.
Friend 1: Yeah, everyone just became an airport alcoholic like me.