Having sex with a PoKe'MoN (Digimon don't count because Digimon fail).
Dude #1: Dude, I F***ed with my Gardevoir in Emerald!
Dude #2: Dude, that's 29th Base!
Dude #1: I know!
by I pwn u all July 03, 2010
2 Words related to 29th Base
receiving oral sex from a expanded blowfish underwater without an oxygen mask while a school of baby seahorses swim up your asshole and at the same time you are eating out a sealion while you are finger an octopus
Person 1: I heard izik tried to go to 29th base last night
Person 2: Ohhhh, thats why we're at this funeral
by Isaac Farnum July 02, 2010

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