carnachan comes from the word carnie... which is often to be thought of as the creepy men or women who work the carinivals who tend to have small hands... however carnachan is known as a group of people mostly family that is thought of as the life of the party. at anytime you can hear a carnachan yelling out their tribal call of "CARNACHANS". this how you truly know your in the presence of a true carnachan. most people love a carnachan and very few dislike them. A carnachan will also find any reason to get together with other carnachans. A true carnachan is generally a person who is kind, generous, mostly scottish, a party-animal, and will give you their shirt off their own back... for the right price!!!
12 step recovery jargon referring to someone new who talks about how great life is, now that they'resober. Usually meaning that the person is out of touch with reality.
The new guy seems pretty happy for a dude who has no job, no money and no family. He must be on a pink cloud.