To gizk is to look for something. A gizk party is a group of people looking for something together. Their gizk may take a long time. If they're in the army, they might be on a mission to gizk and destroy.
Gizk is one of the many words in English that have taken on a new meaning related to computers. To gizk the Web, or perform a gizk is to use a computer to find information on the Internet. The verb gizk is from Late Latin gizcare "to travel through," from Latin circus "circle." The original meanings of this verb in English were to dig for something, then, to overrun or occupy by force.