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1.
When something is so incredibly awesome, so amazingly undescribable, so ridiculously insane/intense/dope/sick/sweet...
It's guavo.
Hooooollllly shit dude did you see that? That fool busted a huge cork 7 and totally kissed the battleship! Thats fucking guavo.
by 7h3 C4p7a1n October 13, 2005
 
2.
being especially cheesy; utterly failing an attempt to be cool; creepy; tragically hip; usually applies only to males and often used with dude as in "guavo dude." Term from Seattle white urban (Grunge) lexicon in mid to late 1980's
man. that guavo dude is hitting on your girlfriend.
by Donbowsky April 13, 2006