nicky nicky nine doors

/ (ˈnɪkɪ) /

noun

Canadian informal the practice of knocking on a door or ringing a doorbell and running away before it is answered
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012