A moose knuckle at Christmas time. Or a moose knuckle decorated festively Usually found in red and green (holly embellishments are not required, but common).
Wow, they really should censor that Olympic ice skater's mooseltoe. You can practically see his holly bush.
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.