In which a group of 5 or more girls lines up on a bed while a male repeatedly and in rapidsuccession thrusts and ejaculates in them, usually for mass reproduction.
Trailer park boys season 3 episode 8- Mr.lahey-"hey Barb why don't we skip line dancing class tonight and have a little horizontal line dancing".
By Idelle
Slavic Line Dancing
A large group of people extremely drunk off of Vodka, attempting to either dance or move together in some semblance of organization. Usually it's a lot of stumbling, tripping and incoherent movements of people who should be sitting down.