Tiggle bitties is the cool way of saying "big ol titties". This phrase is used as a noun. obviously means that a women's breasts are rather scrumptous, gargantuant, and well shaped. Jenna jameson has tiggle bitties.
Cutler: I was walking down a narrow corridor and this women was coming down the other side.
Husby: wow really?
Cutler: Yeah and and when I passed by her, her boobs brushed me.
Husby:and?
Cutler: It was then I noticed she had some tiggle bitties because normalboobs wouldn't have brushed me.
12 step recovery jargon referring to someone new who talks about how great life is, now that they'resober. Usually meaning that the person is out of touch with reality.
The new guy seems pretty happy for a dude who has no job, no money and no family. He must be on a pink cloud.