A road area at a junction marked with a yellow grid, which a vehicle should enter only if its exit from it is clear.
More example sentences
- In particular regarding the Sunbury Cross roundabout, comply with the requirement not to enter a box junction if the exit road is not clear and to obey the traffic lights.
- One of the rules of the road is that you do not enter a yellow box junction unless your exit is clear or you're turning right.
- During this manoeuvre Mr McGarry over took the vehicle by entering the yellow box junction and was suddenly thrown from his motorcycle.