Bedeutung von “jam” im Essential English Dictionary

jam

noun uk /dʒæm/

A2 [ no plural ] a sweet food made from fruit, which you put on bread:

a jar of strawberry jam

also traffic jam a line of cars, trucks, etc. that are moving slowly or not moving:

We were stuck in a jam for hours.

(Definition von “jam noun” aus dem Cambridge Essential Dictionary © Cambridge University Press)