1 definition by Adam Randall
When something is incredibly sweet or "hip." When someone incredibly white tries to express the fact that they are doing something cool.
Astrojax are very hippin. or
Adam:Hey Mike, what are you doing?
Mike:Playing with Astrojax.Am I hippin or what?
Adam:No Mike, your not hippin.
Adam:Hey Mike, what are you doing?
Mike:Playing with Astrojax.Am I hippin or what?
Adam:No Mike, your not hippin.
by Adam Randall April 9, 2006