baybums Share definition Flag a pet name often used by girls about other girls. Like 'hunni' or 'bbe' "awww thanxs baybums" "okaii...see you later baybums" "leave her alone shes my lil baybum" baybums by ****laura****** May 9, 2007 0 0 Get merch Get the baybums mug. Buy Now — $32.95 See more merch