traffic jam
US /ˈtræf.ɪk ˌdʒæm/
UK /ˈtræf.ɪk ˌdʒæm/

1.
korek, zator drogowy
a long line of vehicles on a road that cannot move or can only move very slowly
:
•
I was stuck in a huge traffic jam for an hour.
Utknąłem w ogromnym korku na godzinę.
•
The accident caused a massive traffic jam on the highway.
Wypadek spowodował ogromny korek na autostradzie.