kolona

1. (of people, vehicles) column; line; queue
   Na granici je kolona duga tri kilometra. — There's a three-kilometre line of cars at the border.
   Deca su išla u koloni po dvoje. — The children walked in a column, two by two.
2. (in a table) column
   Upišite cenu u treću kolonu. — Enter the price in the third column.

A line of traffic at a border or on a road is commonly called «kolona».