A term used (often times in the gay community) between a younger gay and his older counterpart. Generally considered a term of endearment, "Papii" can be used in both sexual situations or moments of excitement or glee.
Twink: "I can't believe you bought me these Cazal 858's, you're the best papii!"
Papii "You got it twinkie. Now let's romp."
Papii "You got it twinkie. Now let's romp."
by BRHC November 09, 2009