Sandy Clack Share definition Flag An overly, and often unnecessarily bitchy female. Term refers to having sand in one's vagina, causing constant irritation. How does Dan put up with that fucking girl? She's such a sandy clack. Sandy Clack by Monkey Nipple July 22, 2009 0 0 Get merch Get the Sandy Clack mug. Buy Now — $32.95 See more merch