Shoving a bottle up your butt. Named for the Đorđe Martinović incident in which a Serbian man either shoved a bottle up his own ass or had it forcibly shoved up there.
John: You look rough, what happened?
Jeff: I tried to do a Serbian Bottlecap and had to go to the ER.
Jeff: I tried to do a Serbian Bottlecap and had to go to the ER.
by dumb smarto October 12, 2023