契卡 Traditional form: 契卡 Pinyin (reading): Qìkǎ Definitions: Cheka, a Soviet secret police agency, forerunner of the KGB Characters: 契 - deed, bond, contract; to engrave 卡 - card, punch card; calorie Traditional characters: 契 - deed, bond, contract; to engrave 卡 - card, punch card; calorie