Splank Wash Share definition Flag When you want to call someone a wanksplash but the in-laws are over Bro you're such a wankspla... shit the In-laws are over *cough cough*. Bro you're such a Splank Wash Splank Wash by Swannyy August 1, 2020 0 0 Get merch Get the Splank Wash mug. Buy Now — $32.95 See more merch