Tittyboobs Share definition Flag Yet another colloquialism for breasts. Used mainly by teens trying to be silly. A different spelling of tittieboobs . Whoa! When Alicia's wearin' that top, her tittyboobs stick out for miles! Tittyboobs by ThaBigCheesy September 2, 2010 0 0 Get merch Get the Tittyboobs mug. Buy Now — $32.95 See more merch