unsluttle Share definition Flag Blatantly or obviously slutty. Not even attempting to hide the magnitude of the sluttage. Contrast: sluttle "Did you see how many guys she got with that evening?" "Unsluttle man, unsluttle." unsluttle by ironclad taco March 1, 2009 0 0 Get merch Get the unsluttle mug. Buy Now — $32.95 See more merch