cocktract Share definition Flag binding agreement whereby a female pledges to keep her vagina free of any other cock except "cocktractee" for a predetermined amount of time. You know fucking George violates our cocktract, you owe me $1000, to get my std test, BITCH! cocktract by timats October 22, 2012 0 0 Get merch Get the cocktract mug. Buy Now — $32.95 See more merch