traffic jam noun
ADJ. long, severe
VERB + TRAFFIC JAM be/get caught/stuck in, sit in Our coach was caught in a traffic jam and got to Heathrow forty minutes late.
PREP. ~ on the … Police report severe traffic jams on the M25, with five-mile tailbacks in places.
You can also check other dicts: traffic jam (English, 中文解释 ), wordnet sense, Collins Definition