When one sex partner cums in the anus of the other participant. Then that person spreads his/her ass cheeks and proceeds to spray fart a combination of poo and semen in the ejaculators face.
Another word for Beer Vouchers, these are small, usually coloured, pieces of paper with the queen's/president's/a national hero's head on them that the nice man at the bar will take and in return give you lovely alcoholic beverages.
Andy: Are you coming to the pub now?
Chris: Yes, I'm on my way. I've just got to get some beer tokens out from the ATM and I'll be with you.