When you/someone inserts a form of liquid (Usually beer or cider) into their anus and the farts the substance back out to form a hose like action from their anus
Ahh it was so funny. Jonathon put cider up his shitter then did a cider fart in Ferdinand-Edgar-Thomas-Rynn Pring's face!
by Jarrod Parkhurst May 01, 2008
Bob - "What's that rotten smell, oh wait it has a bit of a nice fragrance"
Mike - "It's my cider fart"
Mike - "It's my cider fart"
by dalek boab May 23, 2010