Word used to describe a situation where you "had to have been there" in order to understand what happened... or get the joke.
-ANd then she downed a huge load of SEMEN!!!! HAHAHA... er uh, get it?
-I guess you had to be there...
- It's a gucha!
by jesta :--> September 11, 2003
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Hey Sung-jae, check out my Gucha!
by wcgold December 24, 2004
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