Beebage Share definition Flag beebage is the chubby-ness of a babies chest that sometimes looks like cleavage. beebage is a combination of the words baby and cleavage. Chelsea, dont squish Charlotte's boobies together, youll make her have Beebage. Beebage by bruuntang December 28, 2005 0 0 Get merch Get the Beebage mug. Buy Now — $32.95 See more merch