Basically, it's a filler; a word used for when you don't know what to say or lost your train of thought; or when you aren't paying attention to a conversation when it comes around to say what your opinion is. It leaves the opponent with a bottomless pit while you slowly back out of the convo PLO Style
Friend: Yeah man the last time I got my freak on was two months ago, it was with this old lady who didn't really know what to do. It was funny how we met etc....
You: (Very irritated) Yeahhh Cruzity (then walk away)
slip of the tongue perhaps,
Those idiots who drive around in a ridiculously raised pick up truck, making a top heavy vehicle even more top heavy and unstable
A:*gah*
B: "Whats the matter"
A: This dam prickup is blinding me.
B: Stupid thing's, as if there lights weren't blinding enough as it is.