Thesaurus

(n) : a line of people, vehicles or other objects, in which the person or object at the front end is dealt with first, the one behind is dealt with next, and so on, and which newcomers join at the opposite end; a waiting list or other means of organising people or objects into a first-come-first-served order

(v) : of a person or vehicle, to put oneself or itself at the end of a queue (in sense 1); of people or vehicles, to arrange themselves into a queue (in sense 1)