adjective Chiefly British Informal.
clumsy; lacking skill with the hands.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Word Origin for cack-handed
from dialect cack excrement, from the fact that clumsy people usually make a mess; via Middle Low German or Middle Dutch from Latin cacāre to defecate
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