mate suck Share definition Flag Sucking or French kissing a mates cock. Often done after drinking 2 ciders followed by 15 pints and half a bottle of red wine. Hey Lads come over here and give me a quick mate suck ! mate suck by Wolfpacknz March 14, 2019 0 0 Get merch Get the mate suck mug. Buy Now — $32.95 See more merch