Definition of cross-check in English English dictionary
a check in reply to a check, typical of Queen endings (See the second Nimzo game in the handout On Manoeuvres )
If you cross-check information, you check that it is correct using a different method or source from the one originally used to obtain it. You have to scrupulously check and cross-check everything you hear His version will later be cross-checked against that of the university They want to ensure such claims are justified by cross-checking with other records. to make certain that something is correct by using a different method to check it again
a maneuver whereby an ice hockey player hits and pushes another hockey player with their ice hockey stick while holding the stick with both hands, with no part of the hockey stick touching the ice surface
{i} double check; (Sports- in ice hockey) check in an illegal way by hitting an opponent with one's hockey stick held in both hands and lifted off the ice