Sometime titties are the effect that some girl's possess when it seems like some days their titties are "scrumptious" and supplemental, but then on other days the titties are unnoticed and hidden. Hence, sometime titties.
Boy1: Dang man.. I coulda sworn shawty had some D's the other day.. what happened??
Boy2: Man you know she got them sometime titties.! One day they D's.. The next they poof.. gone!
A term used for doing something in the near to distant future, can be a point in time that will never occur. Usually associated with a dick-ish attitude.
Humorous way of saying, "My request is totally non-urgent; I'm just asking if you could please perform this action when it's convenient for you."
Just like the independent/cautious-minded Angus MacGyver (in one of his TV episodes, he grimly remarked, "When someone assuredly tells me not to worry, THAT'S when I START WORRYING!"), anytime someone begins an assistance-request with, "Sometime in the next millennium...", I get nervous, since in all probability it's gonna be an exceptionally difficult/arduous/boring task that they're asking me about, and/or the undertaking may actually be a lot more urgent than even the requester realizes.