S&F4B Share definition Flag From the YouTube channel, ThisIsACommentary. It is the acronym for the phrase "Suck and Fuck for Bucks." Hey Watermelondrea, what business do you own? S&F4B! S&F4B by SirLulz June 4, 2013 0 0 Get merch Get the S&F4B mug. Buy Now — $32.95 See more merch