To cut a piece of lumber perpendicular to its length.
Cross cut shredders use a crisscross format to cut paper into small pieces.
A panel layout where seams run across the sail, perpendicular to the leech.
(principle of cross-cutting relationships) An interruption of a geologic feature by another, which can give an indication of the relative ages of these geologic features/events. (e.g. a fault cutting across an impact crater would be younger than the crater.)