Do your tits hang low?
Do they waddle to the floor?
Can you tie them in a knot? Can you tie them in a bow?
Can you throw them over your shoulder.. etc. etc.
Basically boobs that are either so big that they are touching your belly button or your just REALLY old.
Usually said out of impulse, and unprovoked. The "tits" part is held on and exaggerated, and along with a gay voice it sounds very annoying. People usually say this when they are trying to make people like them.
Kid: Yeh, that tv program last night was great.
C.R(interupting): Yeh, SAGGY TIIIIIITS!!!! Ha hahahaha!
While our lifespan is the number of years we will live, our healthspan is the number of healthy years we will have and our sexspan is is the number of years we will continue to be healthy enough to continue having an active sex life.