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wukkas

British  
/ ˈwʌkəz /

plural noun

  1. taboo an expression used to express agreement or to convey that something is proceeding or has proceeded satisfactorily; no problem

"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

Etymology

Origin of wukkas

C20: short for "no wukking furries", a euphemism for no fucking worries