What does CK stand for?

What does CK mean?

CK	Check Business » Accounting
CK	Center Kitchen Academic & Science » Architecture
CK	Chip Kill Computing » Assembly
CK	Character Kill Computing » Assembly
CK	Check Miscellaneous » Chess
CK	Cook Islands Regional » Countries
CK	Cook Islands Internet » Domain Names
CK	Coimbatore Krishnarao Prahalad, Management Professor Community » Famous
CK	Clark Kent Community » Famous
CK	Calvin Klein Community » Famous
CK	Cyrus Kurtz Community » Famous
CK	Commander Katsuragi Community » Famous
CK	Composite Killer Governmental » FBI Files
CK	Country Kitchen Business » Firms
CK	Chung Kong Plastic Works company Business » Firms
CK	Coaster Kingdom Business » Firms
CK	Cool Knight Miscellaneous » Funnies
CK	Cereal Killer Miscellaneous » Funnies
CK	Cvitani'c and Karatzas economic consumption theory Business » General
Ck	check / cheque Business » General
Ck	chalk Governmental
CK	Collecting Knot Miscellaneous » Hobbies
CK	Centesimal Korsakovian Medical » Hospitals
CK	Creatine Kinase Medical » Laboratory
CK	Clinical Knowledge Medical » Laboratory