bum suk Share definition Flag a person who kisses other peoples asses (not literally) and therfore gain a personal benefitduring this process your friends decrease in numbers chiara is a bum-suk all ther teachers know she is a bum-suk and laff bum suk by undisclosed April 11, 2005 0 0 Get merch Get the bum suk mug. Buy Now — $32.95 See more merch