A guacamole substitute that uses pumpkin or sweet potatoes in lieu of avocados, famous for being delicious, infamous for giving the eater nasty burps. Out in force during the holidays.
Guy 1: *braaaaap*
Guy 2: Blarg, dude, that smelled like straight-up tahatchapi.
by MEGslayer December 23, 2011
Get the Tahatchapi mug.