flanking the steak Share definition Flag the process of cupping your hand and rubbing up and down on your penis i.e. masturbation "sometimes, flanking the steak is best while eating that narly tunafish." flanking the steak by sir sploogalot June 30, 2007 0 0 Get merch Get the flanking the steak mug. Buy Now — $32.95 See more merch
