alco-tourist
Person, who on rare occasions, attends an AA meeting, but never takes the Alcoholics Anonymous Program seriously, never actually gets sober.
Him: Is Tom a member of AA? I saw him at my meeting last night.
Her: Nah, he was just visiting as an alco-tourist, he's still drinking.
Her: Nah, he was just visiting as an alco-tourist, he's still drinking.