Moyanaise Share definition Flag A sexual eruption that is spread on a sandwich when there is no mayonnaise is to be found from a human known as David. oh hey were the mayonnaise oh theirs no would you like some moyanaise OK David come here! Moyanaise by David Moya January 4, 2009 0 0 Get merch Get the Moyanaise mug. Buy Now — $32.95 See more merch