When there is a group of people (a group of friends, usually) and some form of drama causes a member of the group to be alienated. Usually this person doesn't have any other friends to turn to, so now, he's essentially friendless because of drama.
The most common form of clusterfucking occurs when you have a group of friends where two of them are dating, but they break up, causing everyone in the group to hate one of the people who broke up.
Man, I've gotta get new friends so I can prevent myself getting clusterfucked.
A diamond cluster ring, with these economic times are considered clusterfucks because the small stones they put in these rings are worthless, yet they charge outrageous prices.
In beirut, when team members make shots into the same cup in one turn, the opposing team has to drink every cup that is touching that cup in addition to the cup the shots were made in to. In addition to that, the players that just shot get to take another turn.
If the game is a more than two players, the number of shots made into a cup for a clusterfuck must be determined. For instance, if the game is 4 on 4, 3 shots into the same cup may qualify as a clusterfuck.
That beirut game was close until we clusterfucked you, then you were screwed.
A statistically significant dense amount of sexual intercourse. signifies a large amount of sex that is engage in repeatedly, and when plotted on a graph stays in a large cluster.
When you're the only skier on a chairlift (the rest being snowboarders) and their snowboards are all over the place so you can't put the bar down to rest your skis on.
Dude my legs are so tiered! there was a clusterfuck on the lift!