I. criss ‧ cross 1 BrE AmE , criss-cross /ˈkrɪskrɒs $ -krɒːs/ verb
1 . [intransitive and transitive] to make a pattern of straight lines that cross each other:
Railway lines crisscross the countryside.
2 . [transitive] to travel many times from one side of an area to another:
They spent the next two years crisscrossing the country by bus.
II. crisscross 2 BrE AmE , criss-cross noun [countable]
[ Date: 1600-1700 ; Origin: christcross 'sign of Christ's cross' (15-19 centuries) ]
a pattern made up of a lot of straight lines that cross each other ⇨ zigzag :
Inside the box was a crisscross of wires.
—crisscross adjective :
a crisscross pattern of streets