Tounge cousins Share definition Flag When a guy or a girl has swapped spit with the same person thier friend has. That freaking tounge whore makes out with everyone when she's drunk. That makes you guys Tounge Cousins. Tounge cousins by 915 Outlaw November 14, 2009 0 0 Get merch Get the Tounge cousins mug. Buy Now — $32.95 See more merch