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1.
term for a type of snowboarding jib that slants upward to a flat part and then slants downward again. exellent for showing off your skills.
"Dude, I totally nailed my backside 540 on that up flat down box."
by boardsport7 January 26, 2008

Words related to up flat down

jib backside box jibbing snowboarding up flat down box