Term used to call homosexual males, those who tap da ass n sling poo. They often also are easy to spot in public...never shake hands w a known poo slinger...for obvious reasons.
Although it's origins are a mystery, poofinger sushi master Robococck is the only known producer of this fine dining delicacy. This culinary treat can only be produced by taking a dump, not washing your hands, and then proceeding to create a masterfully crafted sushi dish.
Restaurant survey question: What did you have and did you enjoy your meal?
Restaurant survey answer: I had the poofinger sushi platter it was amazing.
Inserting the index finger into an unsuspecting subjects butt hole and shouting "Poo finger". Laughter usually follows the poofinger, except the subject who is left mildly disgusted and scarred.