"No Wukkas Mukkas" means the equivalent of "No Worries Mate".
Person 1:
"I'll be over to get the car at about 6 tonight"
Person 2:
"No Wukkas Mukkas"
OR
Person 1:
"Thank you so much for the trampoline bro!"
Person 2:
"No Wukkas Mukkas
It's both the metaphorical definition for the saying "Perfectly Imperfect" and the purest definition for describing an oxymoron in a single word.
A - "my wife's cooking is purfect"
B- "Purfect Perspective"
C - "Purfect chromosomes make purfect humans"