1. The act of three or more girls getting together and choosing a male stranger to have a foursome with. Similar to a gangbang except the 4th person is someone who they don't know at all
2. Three or more girls conspiring together about how to manipulate a man.
1. Those girls at the club were totally Moonbuggin dawg... I was able to go back to their place!
2. Those girls in John Tucker Must Die were so Moonbuggin