verb (used with object) Australian.
to jeer at; tease; deride.
Origin of chiack
First recorded in 1870–75; probably alteration of cheek
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
to tease or banter
Word Origin for chiack
C19: from chi-hike, a shout or greeting
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