What is Urban Dictastin'?
1.
Checkin' out urban dictionary.
JEFF: Hey Sarah, let's get it on.
SARAH: Honey, I'd really like to, but I'm urban dictastin' right now.
JEFF: How about some Jeff dictastin'?
SARAH: Ha? What honey?
See
2.
Checking out the defs on Urban Dictionary
DAD WALKS IN THE DOOR AND SEES LUCY AT THE KITCHEN TABLE DOING HER HOMEWORK...
DAD: Hey, sweetie, where's your Mom?
LUCY: She's urban dictastin'.
DAD: Oh my god, has she become a Coke addict or something?
LUCY: No, she's still into Pepsi like the rest of us.
DAD: Well, where EXACTLY is she?
LUCY: Like I said, she's on the computer doing some urban dictastin'!
DAD: You mean she's starring in internet porn?
MOM: Hi Honey.
DAD: What's that on your lip?
MOM: (wipes her lip and looks at it) Oh, that's vanilla yogurt, why?
See