The act of a group of guys standing in a circle at a party and slipping their nutsacks through their zippers with hopes that an innocent bystander (usually female) in the middle of the group, will look down and see 5 or more sacks of onions.
Tamara was traumatized when she realized she was a victim of a game of Team Onions.
Boys who enjoy yaoi (a genre in Japan that contains sexual and/or romantic relations between two men); literally translates to "rotten boy"; corresponding female : fujoshi