Vag Amnesia Share definition Flag When a guy ignore all his friends because he either has a new girlfriend or because his girlfriend is around. Male form of dick amnesia John hooked up with Jessie and now it's like he has total vag amnesia. Vag Amnesia by MDSA December 20, 2005 0 0 Get merch Get the Vag Amnesia mug. Buy Now — $32.95 See more merch