1 definition by Schaap

Japanese version of freerunning/le parkour
this is where they climb/jumpoff/swing/run on/run off
buildings/cars/fences/monuments/lampposts/mailboxes
"omg, where did he come from? did he fell from the sky?"
"No, he jumped from that roof behind us, he's practising Yamakashi"
by Schaap August 6, 2005
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