Whi-hi Share definition Flag pronounced wee-hee this means a trailor trash hoe, white trash, or just a skanky bitch! ya lol omg did u see that whi-hi at the party? she was so ugly Whi-hi by Whi-hi luver October 5, 2007 0 0 Get merch Get the Whi-hi mug. Buy Now — $32.95 See more merch