The words Big 'Ol Titties flipped around in a latin sense to sound decisive, like Nucking Futs = Fucking Nuts. These words or this saying is used to describe a female with enormous breasts, usually 34C's and above.
"Damn did u see that jail bait ovar thurr?" Exclaimed Ammoseller "No", replied David Hasselhoff. "Well she had some TIGG OL BITTIES!!!", Ammoseller replies decisively. /nut busts.
or just straightforward:
(big titties spotted) "OH DAYUM TIGG OL BITTIEZ!!1!"