ONE80 Share definition Flag WHEN A PERSON IS GETTING ORAL SEX WHILE STANDING, THEY PULL AWAY AND ROTATE 180 DEGREES AND FART IN THE FACE OF THE PERSON GIVING. THIS CHICK WAS GIVING ME A BLOWJOB, I WAS FEELING SO RELAXED I DID A ONE80 AND FARTED IN HER FACE. ONE80 by DMATTENAONE80 January 22, 2009 0 0 Get merch Get the ONE80 mug. Buy Now — $32.95 See more merch